switch
[switʃ]
n.转换, 开关, 鞭子
v.改变, 交换, 转换, 鞭打
n.(女用)假发
例句与用法:
Long lectures really switch me off.
我觉得冗长的演讲很烦人。
Our glasses have been switched this is mine.
咱们的玻璃杯对调了--这个是我的。
词形变化:
形容词: switchable | 名词: switcher | 动词过去式: switched | 动词过去分词: switched | 动词现在分词: switching | 动词第三人称单数: switches |
n.[C]
1. 开关, 电闸, 电键
You pressed the wrong switch.
你按错了开关。
2. (铁路的)转辙器; 【美】铁道侧线
3. (树林)柔软的细枝; 鞭子
4. 变更, 转换, 更改
There's been a switch in our plans.
我们的计划改变了。
5. 【口】调换, 交换
I asked him why he'd made the switch.
我问他为什么要调换。
6. (女用)长假发; (狮子等的)尾尖簇毛
vt.
1. 打开(或关掉)……的开关[(+on/off)]
He switched the light on.
他打开电灯。
2. 使转换; 为……转接(电话)[(+to/over)]
Hang on, please. I'll switch you to the manager.
请不要挂断电话。我给你转接到经理那儿去。
3. 使转轨
They switched the train to the other track.
他们把列车转到另一轨道上。
4. 改变; 转移; 调动
They switched the talk to a more interesting subject.
他们把谈话转到比较有趣的题目上去了。
5. 【口】调换; 交换
The girls switched hats.
女孩子交换了帽子。
6. 鞭打
Mr. Wallace switched his son with his walking stick.
瓦勒士先生用他的手杖打他儿子。
vi.
1. 转轨
2. 改变; 转移[(+to)]
He studied chemistry and then switched to biology.
他原来学化学, 后来改学生物。
3. 打开(或关掉)开关[(+on/off)]
4. 鞭打
5. 【口】调换; 交换
I am on duty tomorrow. I've to switch with someone to go to your party.
我明天值班。我得和谁换一下班才能去参加你们的聚会。
短语词组:
switch off
1. (用开关)关掉
Be sure to switch off the light when you leave the office.
你离开办公室时务必把灯关掉。
switch on
1. (用开关)开启; 用开关接通电流
Switch on the recorder, please.
请打开录音机。
switch
名词复数:switches
过去式:switched
过去分词:switched
现在进行时:switching
词形变化:
形容词: switchable | 名词: switcher | 动词过去式: switched | 动词过去分词: switched | 动词现在分词: switching | 动词第三人称单数: switches |
词义辨析:
同义:
vt.鞭打
whip
strike
flog
pummel
slash
beat
thrash
lash
bang
spank
strap
club
paddle
vt.交换; 替代
change
replace
trade
swap
shift
turn
exchange
substitute
同义参见:
alternate2
interchange1
layer
commute
cane
rod
switch[switʃ]n.1.■(细软的)鞭子,软杖2.■(用细鞭、软杖的)一击;打,挥动,甩动3.■(植物的)软枝条4.■(女用)假发5.■(牛、狮子等动物尾巴上的)毛簇6.■转弯;转换,改变7.■【铁路】8.■道岔,转辙器9.■扳道,转辙10.■[美国英语]侧线11.■【电工学】开头,电闸;转换器,接线器;开关的开合12.■【计算机】转换13.■[口语]交换,调换;(欺骗性的)调包14.■【桥牌】改叫;改打15.■【摔跤】翻上vt.1.■鞭打;赶(牲畜等):He switched the boy with a cane.他用手杖抽打那个小孩。to switch one's horse策马前行2.■挥动(棍棒、鞭子等);甩动(尾巴等):He switched his fishing line.他甩出了他的钓丝。The horse swithed its tail to drive the flies away.马甩动尾巴以驱赶苍蝇。3.■迅速转动,迅速移动;突然夺下:He switched his hands off her.他迅速把手从她身上移开了。He switched the book from my hand.他突然夺去我手中的书。4.■转变,改变;调动,使调往:The time of talk has been swithed to the afternoon.已将会谈举行时间改在下午了。I have been swithed to a Paris branch.我已调到巴黎分部去工作了。5.■转移;拐弯:Let's switch the talk to disbursement.咱们换个话题,谈一谈款项支出吧。to switch the car to the east把车拐向东方6.■[口语](尤指欺骗性地)调换,交换:They carefully designed that the two trunks exactly alike would be switched in the waiting room.他们精心设计了在候车室调换两只相同行李箱的方法。7.■【电工学】(用开关)接通(或切断)(电源等);转换…的电路,用转换器把…转接(与 on 或 off 连用):Swith on the light.把灯打开。He switched off the TV when he came in.他一进门就把电视机关掉了。8.■【铁路】9.■使(火车)转轨10.■甩去(或接上)车厢;使接成一列11.■【桥牌】改叫,改打12.■[美国英语]【计算机】斯威奇联通(即金融机构与销售商场的联网)vi.1.■鞭打:He unconsciously switched a tree with his cane when he talked to her.在和她讲话时,他无意识地用手里的鞭子抽打着一棵树。2.■(猫尾等)摆动:The cat is in a rage when his tail switches.猫摆尾巴表明他生气了。3.■改变方向(或路线):They must have switched ——otherwise would have we caught up with them up long ago.他们肯定改变路线了,不然我们早就赶上他们了。4.■转换,变换;转变:He used to smoke Camel,but he switched.他过去一直吸“骆驼”牌香烟,后来他换成了其他牌子。to switch over to Swiss steak改吃瑞士牛排5.■交换,调换:My tools box switched to his.我的工具箱与他的调换了。6.■【铁路】转轨,转辙7.■【桥牌】改叫,改打fall asleep at the switch玩忽职守,失职sleep at the switch玩忽职守错失机会
switchswitch[switʃ]n.1.■开关, 电闸, 电键2.■变更, 改变, 转换; (铁路)转辙器; 铁道侧线3.■软枝条; 鞭子, 杖条; 鞭子的一击4.■(女人的)假发5.■动物尾巴上的毛簇6.■【军】斜行壕7.■(篮球)交换看守对方球员
词性变化switchvt.1.■鞭打2.■摆动, 甩动3.■拧动(电钮等), 使处于某位置; 接通或关闭(电流)4.■转变, 改变5.■猛夺, 猛然抢去6.■(铁路)扳道岔, 调配(车厢)switch the light on [off]开[关]电灯switch sides改变立场switch the discussion to another topic换一个讨论题目switch sth. out of sb.'s hand从某人手中把某物突然抢去He switched the boy.他鞭打那男孩。switchvi.1.■转换2.■摆动3.■(铁路)转辙, 调车switch over to the counter offensive转入反攻Let's switch.[美]走吧, 开动吧。
继承用法switch-boxn.1.■转换开关盒, 转换器switch-deskn.1.■【电】开关台switch-disconnectorn.1.■负荷开关switchetten.1.■小型开关switch-habitn.1.■多枝体态switch-hittern.1.■左右手都能击球的棒球队员; [美俚]多才多艺的人switch-keyn.1.■开关电键; 开关switch-mann.1.■扳道工人; 调车助手switchmodulatorn.1.■开关调制器switchordern.1.■开关指令switch-overn.1.■大转变switch-plugn.1.■交换机插塞switchroomn.1.■配电室switch-stopn.1.■开关制动销switch-valven.1.■开关阀switchyard[ˈswɪtʃjɑ:d]n.1.■互换机; 控制仪器; 开关装置; 调车场, 编组站; 露天开关场switchableadj.
noun
- a device for making and breaking the connection in an electric circuit
开关
the guard hit a switch and the gate swung open.
守卫按了一下开关,大门就打开了。
■(Computing)a program variable which activates or deactivates a certain function of a program
(计算机)切换 - an act of adopting one policy or way of life, or choosing one type of item, in place of another; a change, especially a radical one
(政策,生活方式,挑选物品类型的)转变(尤指根本的改变)
his friends were surprised at his switch from newspaper owner to farmer.
他的朋友对他由一个报纸业主转而成为农民感到吃惊。 - a slender flexible shoot cut from a tree
(树上砍下的)细软枝条 - (N. Amer.)a set of points on a railway track
(北美)(铁道的)道岔 - a tress of false or detached hair tied at one end, used in hairdressing to supplement natural hair
假发
[with obj.]
- change the position, direction, or focus of
改变(立场,方向,重点)
the company switched the boats to other routes.
该公司改变了船的航线。
■adopt (something different) in place of something else; change
改变,转变
she's managed to switch careers.
她设法变换了职业。
■[no obj.]adopt a new policy, position, way of life, etc
转换(新政策,立场,生活方式等)
she worked as a librarian and then switched to journalism.
她先是做图书管理员,然后改行到新闻界工作。
■substitute (two items) for each other; exchange
调换;交换
after ten minutes, listener and speaker switch roles.
十分钟以后,听话者和说话者调换角色。 - (archaic)beat or flick with or as if with a switch
(古)击打;轻弹
switchable
adjective
语源
- late 16th cent. (denoting a thin tapering riding whip): probably from Low German
switch something off
- turn off an electrical device
关上电器
■(switch off)(informal)cease to pay attention
(非正式)不再注意
as he waffles on, I switch off.
当他开始絮叨时,我就不再听了。
- turn on an electrical device
打开电器
switch
名词 switch:
control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit
同义词:electric switch, electrical switch
an event in which one thing is substituted for another
同义词:substitution, permutation, transposition, replacement
hairpiece consisting of a tress of false hair; used by women to give shape to a coiffure
railroad track having two movable rails and necessary connections; used to turn a train from one track to another or to store rolling stock
a flexible implement used as an instrument of punishment
a basketball maneuver; two defensive players shift assignments so that each guards the player usually guarded by the other
the act of changing one thing or position for another
动词 switch:
change over, change around, as to a new order or sequence
同义词:switch over, exchange
exchange or give (something) in exchange for
lay aside, abandon, or leave for another
make a shift in or exchange of
同义词:change over, shift
cause to go on or to be engaged or set in operation
flog with or as if with a flexible rod
reverse (a direction, attitude, or course of action)
同义词:interchange, tack, alternate, flip, flip-flop
switch
■"Reboot turned off via command line switch.
"通过命令行开关来关闭重新启动。
■MTH is temperature protective switch.
MTH为埋在电机绕组内的温度保护开关。
■A motorman tried to pry Rex's jaws open with a switch rod.
一个司机想用一根开关棒撬开雷克斯的嘴。
■A string representing the value of the switch.
一个表示开关的值的字符串。
■Some models are configurable for either type of output via internal dip switch or jumper.
一些MODELS可以通过内DIP开关或JUMPER进行两种形式的配置。
■Many young people are using drugs to switch on.
一些年轻人吸毒来求刺激。
■A flip of the switch sent water gushing out.
一开电门,水就哗哗地流出来了。
■Diddle the switch see if the light comes on.
上下快速拨动电灯开关看看是否来电了。
■I can't work next weekend,will you switch with me?
下个周末我不能上班,咱俩调个班好不好?
■A balky switch; a balky engine.
不易接通的开关; 难以起动的发动机
■Can't switch between blinking and intense colors.
不能在闪烁和加深颜色之间切换。
■No, hold it a second, switch that to roast chicken.
不,等一等,把那个换成烤子鸡。
■No,hold it a second,switch that to roast chicken.
不,等一等,把那个换成烤鸡。
■To do this we need a fast light switch.
为此我们需要有一个快速的光开关。
■Switch on hazard warning lights.
亮起危险警告灯。
■Unplug the wire harness connector from the switch.
从开关拔出线束接头。
■Disconnect the wiring harness from the switch.
从开关断开配线。
■Once he began to tell his adventures, it's hard to switch him off.
他一旦开始讲自己的冒险经历,就很难阻止他。
■I switch off when he starts to talk about cars.
他一谈汽车我就厌烦。
■I switch off when he starts talking about cars.
他一谈起汽车我就厌烦。
■He can switch from being nice to nasty in a couple of seconds.
他可以在几秒钟内从一个很和蔼的人变成一个很讨厌的人。
■He flicked a switch and all the lights went out.
他啪的一声按了下开关,灯全熄了。
■He blundered about the room, feeling for the light switch.
他在房间里磕磕绊绊地摸索电灯的开关。
■He was feeling about for the light switch.
他在摸索着找电灯开关。
■My ears have been pounded on for the past hour; when is he going to switch off that damned drill?
他打算什么时候关掉收音机不听那该死的操练呀; 它已经轰响了几个小时了。
■His questing fingers found the light switch.
他用手指摸到了灯的开关。
■His conversation didn't switch me on.
他的谈话并没有使我兴奋。
■His conversation doesn't switch me on-it leaves me cold.
他的谈话引不起我的兴趣,它使我扫兴。
■Replace the Layer 2 switch with a transceiver.
以一个无线电收发机代替层2开关。
■To switch to the JDBC 2.0 Driver.
以切换到JDBC 2.0驱动程序。
■To switch as the message suggests.
以根据这个消息的建议进行切换。
■A switch in the up position.
位于上升位置的开关
■You drive first and then we'll switch round/over.
你先驾驶, 过一会儿咱们再换着开.
■You may turn the right knob on the TV to switch it on.
你可以拧电视上右边的旋钮把它打开。
■You switch on, push in the disk and there you are!
你打开开关,把磁盘推进去就行了!
■You pressed the wrong switch.
你按错了开关。
■Be sure to switch off the light when you leave the office.
你离开办公室时务必把灯关掉。
■Please switch out all lights as you leave the house.
你离开房子时,请熄掉所有的电灯。
■Be sure to switch off the light when you leave the room.
你离开房间时一定要把灯关掉。
■Please switch the lights off as you leave.
你离开的时候请把灯关了。
■Can you explain to us how a two-way switch works?
你给我们解释一下双路开关的工作原理好吗?
■Do you remember when to switch off the machine?
你记得什么时候关掉机器吗?
■REPAIR THE OPEN IGNITION SWITCH OUTPUT CIRCUIT.
修理点火开关输出电路断路。
■Don't forget to switch off when you have finished.
做完之后别忘了关掉。
■CYCLE IGNITION SWITCH OFF THEN BACK ON.
关循环开关,然后后靠。
■To turn off the central electric source switch.
关闭主电源开关。
■Switch off the autocollimator illumination.
关闭自准直照明系统。
■On no account must this switch be touched.
决不允许触摸开关。
■Switch to Design view to see how your page looks.
切换到Design视图以查看该页面的外观。
■Switch to Report view and check your results.
切换到“报表视图”并查看效果。
switch off
1. (用开关)关掉
Be sure to switch off the light when you leave the office.
你离开办公室时务必把灯关掉。
switch on
1. (用开关)开启; 用开关接通电流
Switch on the recorder, please.
请打开录音机。
习惯用语be switched on1.■赶时髦; 赶浪头; [美俚](因喝酒或服麻醉品而)处于兴奋状态fall asleep at the switch1.■玩忽职守, 错过机会; 漫不经心I'll be switched (if you do).1.■[美口][表示否定、惊讶](你要是能的话)我可以把头砍掉。switch around1.■(使)经常改换工作, 使变换位置switch from (to)1.■变换, 转移switch off [on to]1.■切断[接上](电流); 不收听[收听](某一广播); (使)兴味索然[兴致勃勃]switch over (from one to another)1.■(从某方面)转变(到另一方面)switch to1.■转(换)到switch through1.■(把电话)接到(某分机), 接过来特殊用法access switch1.■进入开关acknowledging switch1.■警惕开关, 确认开关actuated roller switch1.■【机】促动滚子开关aerial switch1.■天线开关air-break switch1.■空气开关air compressor switch1.■空气压缩机开关alter switch1.■变换开关arrester switch1.■避雷器开关assignment switch1.■呼叫开关; 呼叫分配器attent-unattent switch1.■(终端系统)自动转换开关auto-manual switch1.■自动-手动开关baby knife switch1.■小型闸刀开关barometric switch1.■气压继电器barrel switch1.■鼓形开关, 筒形开关bilateral switch1.■双向开关billet switch1.■坯料分配器bipolar switch1.■双极开关block switch1.■闭塞转接器, 闭塞开关brake switch1.■制动开关break-before-makeswitch1.■断-合开关breakdown switch1.■故障[应急]开关breakpoint switch1.■断点开关cabinet switch1.■开关箱cam switch1.■凸轮开关cathode switch1.■阴极开关centralizing switch1.■(中央)集中开关; 修正接点(陀螺仪的)chain billet switch1.■链式坯料分配器challenge switch1.■振铃电键, 呼叫开关changeover switch1.■转接开关, 换向[路]开关, 双向开关channel switch1.■通道开关; 波道[转换]开关chicken switch1.■(太空飞行遇到紧急情况时把太空人弹出座舱的)弹射按钮; (火箭飞行失灵时由地面控制的)自动炸毁装置按钮chopper switch1.■闸刀开关clip spring switch1.■(内线)弹簧开关closed switch1.■密贴道岔cluster switch1.■组开关coarse-fine switch1.■粗-精开关coding switch1.■发码开关combination switch1.■复合开关; 控制器commutationswitch1.■换向开关compilerswitch1.■编译程序开关computer-reset-hold switch1.■计算-复位-保持三用开关console switch1.■操作开关controlswitch1.■总开关; 控制回路内的开关; 控制开关, 主令开关counter switch1.■计数开关crystal switch1.■晶体开关cubicle switch1.■组合开关; 室内开关, 室内用配电箱current mode switch1.■电流型开关data sampling switch1.■数据采样开关dead end switch1.■终端开关dead front switch1.■安全开关deck switch1.■同轴开关(组), 联动开关(组)derailing switch1.■开关器; 转辙器detachable key switch1.■键控开关dial switch1.■拨号盘式开关, 选位开关differential pressure switch1.■压差开关, 压差传感器digital switch1.■数字开关diode switch1.■二极管开关direction-finding-receive switch1.■测向-接收开关disabled motor switch1.■电动机故障断路器display switch1.■显示开关door interlock switch1.■门锁开关double-bank commutator switch1.■双触排转换开关drum switch1.■鼓形开关duty sequence selector switch1.■工况顺序选择开关electric switch1.■电开关, 电钮electronic sampling switch1.■电子转换器emergency switch1.■应急开关entry switch1.■输入开关, 入口开关feeder switch1.■馈路开关feeler switch1.■测试键field switch1.■场开关, 励磁开关finder switch1.■寻线机flap-limit switch1.■襟翼限动开关float switch1.■浮控开关fluidic switch1.■射流开关foot switch1.■脚踏开关, 脚踏电门forestalling switch1.■警惕开关ganged switch1.■联动开关gapping switch1.■桥接开关gate control [turn-off] switch1.■门控开关governor switch1.■调节器开关gravity sensing switch1.■重力传感开关ground switch1.■接地开关; 地爬式转辙器group switch1.■组开关, 群开关guarded switch1.■保险开关head switch1.■磁头(转换)开关high-tension switch1.■高压开关hold reset switch1.■复位保持开关hospital switch1.■故障转换开关howler switch1.■嗥鸣电键hunting switch1.■寻线开关, 寻线机identification switch1.■辨识开关impulse switch1.■冲击式断路器;脉冲开关inductanceswitch1.■电感转换开关intercommu-nication switch1.■电报线路互换器interlocking switch1.■联锁触点, 联锁开关; 联锁转辙器intervention switch1.■应急开关ionic switch1.■离子开关isolating switch1.■隔离开关, 切断开关, 断路器jack switch1.■插接开关jump switch1.■跳步抢前换防key-board switch1.■键盘开关knife switch1.■闸刀开关lapping switch1.■断-通开关level switch1.■(信号)电平开关, 箝位电平转换light activated switch1.■光敏开关light actuated silicon controlled switch1.■光激可控硅开关limit switch1.■限位开关, 极限开关line switch1.■寻线机, 侍线机line-by-line switch1.■逐行倒相开关linked switch1.■联动开关load switch1.■负荷开关lobe switch1.■(天线辐射)瓣变换开关local-distant switch1.■近程-远程开关locking switch1.■锁定开关low-duty-cycle switch1.■瞬时转换开关low-tension switch1.■低压开关magnetic switch1.■磁(力)开关magneto switch1.■磁电机开关main switch1.■总开关, 主开关mains switch1.■电源开关, 馈路开关make-before-break switch1.■合-断开关manual switch1.■手控开关many-one function switch1.■【自】多-一函数开关marker switch1.■指示开关master switch1.■总开关matrix switch1.■矩阵开关mechanical switch1.■机动道岔mechanical flag switch1.■旗形开关mercoid switch1.■水银(转换)开关meter switch1.■仪表开关mimic-disconnecting switch1.■模拟断路器miss record switch1.■防错录开关modeselectorswitch1.■工作状态选择开关monitor switch1.■监听器开关motor-driven switch1.■电动机驱动开关motor-operated switch1.■电动道岔motor-operated group switch1.■电动机操纵的群开关multi-break switch (=circuit-breaker)1.■多重开关[断路器]multiplex switch1.■复式开关multiwafered switch1.■多片开关multiway switch1.■多路开关no-load switch1.■空载断路器,无载开关non-contactingswitch1.■无触点开关non-homingswitch1.■无归位(机)键non-homing type rotary switch1.■不归位旋转机键, (自动电话)不归位式旋转寻线机non-numerical switch1.■无号控机non-numerical line switch1.■无号寻线机nonshorting contact switch1.■不短接接触开关nonstop switch1.■不停开关nontrailable switch1.■非挤岔式道岔normal switch1.■定位道岔normal-reverse switch1.■(图象)反向开关no-volt release switch1.■零电压释放继电器(开关)number switch1.■号控机, 数字开关nut switch1.■螺帽型开关oil switch1.■油开关, 油闸(发电厂及输配电线用)oil-break switch1.■油断路器, 油开关on-and-off switch1.■通断开关one-control switch1.■单一控制开关one hundred point switch 1001.■线机键(自动电话)one-point end cell switch1.■单极尾端电池开关one-shot switch1.■冲息开关, 单触发按钮one-way switch1.■单路开关open switch1.■不密贴尖轨operating switch1.■操作开关operation-control switch1.■操作控制开关optical focus switch1.■光学聚焦转换开关option switch1.■选择开关optoelectronic multiplex switch1.■光电转换开关out switch1.■输出开关out going trunk switch1.■出中继机键outlying switch1.■远距道岔overheat switch1.■过热保护开关, 热继电器overload switch1.■【采矿】过载开关override switch1.■超越控制开关overtravel-limit switch1.■行程开关ovonic switch1.■双向半导体开关ovonic memory switch1.■双向记忆开关packet type switch1.■组合式开关padlocked switch1.■钩锁道岔panel switch1.■面板开关pantograph disconnecting switch1.■集电弓断路开关parallel inverter switch1.■并联变换开关parallel-series switch1.■串并联转换开关parametric switch1.■参数转换pass-band limiting switch1.■带宽限制开关pause switch1.■暂停开关peg switch1.■记次开关pendant switch1.■悬吊开关pendant pull switch1.■拉线开关perfect switch1.■理想开关perking switch1.■速断开关phaseswitch1.■相位开关phase-changeswitch1.■换相开关phase-change-over switch1.■相位转换开关phasing switch1.■调相开关piano-key switch1.■琴键开关pillar switch1.■柱式开关pilot switch1.■控制开关, 操作开关; 辅助开关pinch solenoid switch1.■压带电磁线圈开关pipe switch1.■管道转辙器plug switch1.■插塞开关, 插塞式交换台plugging switch1.■逆流制动开关plunger switch1.■柱塞转换开关plunger line switch1.■插棒式预选器plunger type line switch1.■插棒式寻线机pneumatic switch1.■气动开关pneumo-oil switch1.■气动-油压开关point switch1.■道岔电路控制器, 转辙回路管制器; 尖轨式转辙器point control switch1.■道岔电路控制器, 道岔回路管制器polarity switch1.■极性转换器, 极性转换开关polarity-reversing switch1.■极性倒换开关polarization switch1.■极化开关pole changing switch1.■换极开关pole line switch1.■电杆上线路开关, 架空线路开关pole mounted switch1.■架空安装开关, 杆上开关, 极柱式开关pole oil switch1.■杆上油浸线路开关, 架空油浸线路开关portable switch1.■轻便转撤器position switch1.■座席开关, 座席按扭positive-negative switch1.■正负象转换开关posture switch1.■姿势开关potential switch1.■电压换接开关pot-type oil switch1.■壶式油断路器power-brake changeover [transfer] switch1.■开动-制动转接开关power-operated switch1.■动力操纵的道岔power-saving switch1.■节电开关power-thrown switch1.■动力操纵[转换]的道岔preceding switch1.■前位, 第一位prelimit switch1.■预限开关preselecting rotary line switch1.■旋转式预选寻线机, 旋转式预选机(自动电话)press switch1.■压力(传动)开关press buttonswitch1.■按钮开关press talkswitch1.■按键通话开关press-to-talk switch1.■按讲开关pressel switch1.■悬垂式按钮站, 悬吊开关pressure switch1.■压力操纵开关, 压力继电器pressure safety switch1.■压力保险开关, 液压系统保险开关pressure sensitive switch1.■压敏开关, 压敏继电器preview switch1.■预看开关primary line switch1.■第一级寻线机priority switch1.■优先次序开关priority interruption inhibit switch1.■优先中断禁止开关protected switch1.■盒装开关protection switch1.■保护开关proximity switch1.■接近开关pull(-cord) switch1.■拉线开关pulse switch1.■脉冲开关push switch1.■按钮开关push-and-pull switch1.■推拉开关push-button switch1.■按钮开关; 按钮式机键puzzle switch1.■交分道岔quad bilateral switch1.■四重双向转换开关quick-acting switch1.■快动开关quick-acting spring switch1.■速动弹簧开关quick-action switch1.■速动开关quick-break switch1.■高速断路器, 速断开关quick-make switch1.■速通开关rack switch1.■齿轨转辙器radio-freqency switch1.■射频转换开关range switch1.■波段开关; 量程开关; 距离转换开关range control switch1.■量程控制开关ratioswitch1.■比例(转换)开关read-pulse switch1.■读数脉冲开关recall switch1.■再[重]呼开关receiving sampler switch1.■接收取样开关recessed switch1.■暗线开关, 嵌壁开关, 埋装开关reciprocal ferrite switch1.■互易性铁氧体开关recorder switch1.■记录器转换recording control switch1.■录制控制(磁迹)开关reed switch1.■簧片开关regenerative switch1.■再生式开关regenerative brake cut-off switch1.■再生制动器切断开关regrouping switch1.■重新组合开关regulating switch1.■调节开关reheater operating switch1.■复热器操纵开关relay switch1.■继电器开关remote switch1.■遥控开关remote lens-cap switch1.■(摄象机)镜头盖遥控开关remote-controlled outlying switch1.■遥控的远距道岔reset switch1.■复位开关resonant-chamber switch1.■共振腔开关resonant-iris switch1.■谐振膜转换开关retract limit switch1.■收缩极限开关return video switch1.■回象开关reverse switch1.■倒转开关reversing switch1.■换向开关