sporadic
[spə'rædik]
adj. 不定时发生的, 零星的
例句与用法：
Despite the sporadic disturbances the dictator was still riding high.
虽不时有骚动事件，该独裁者仍能控制局势。
词形变化：
副词: sporadically | 异体字: sporadical | 名词: sporadicalness |
a.
1. 偶尔发生的
2. 分散的
3. 散发的
sporadic
词形变化：
副词: sporadically | 异体字: sporadical | 名词: sporadicalness |
同义词：
intermittent | fitful | occasional | episodic | irregular | infrequent | periodic | erratic | patchy | random |
反义词：
词义辨析：
同义参见:
fitful
occasional
episodic
intermittent
sporadic[spəu'rædik; spɔ:-]adj.1.■不时发生的，偶尔发生的，断断续续的2.■孤立发生的，个别的3.■(疾病等)偶发的，非流行性的4.■(植物等)分散的，非集中的[亦作 sporadical]
[spəˈradɪk]
adjective
- occurring at irregular intervals or only in a few places; scattered or isolated
散乱的；零星的
sporadic fighting broke out.
零星有战斗爆发。
sporadically
adverb
语源
- late 17th cent.: via medieval Latin from Greek sporadikos, from sporas, sporad- 'scattered'; related to speirein 'to sow'
sporadic
形容词 sporadic:
recurring in scattered and irregular or unpredictable instances
sporadic
■Mutation of APC gene occurs not only in FAP, but also in sporadic colorectal tumors.
APC不仅在FAP中存在突变，而且在散发性大肠肿瘤中亦存在突变；
■Association between the cDNA polymorphism ofNA(P)H:quinone oxidoreductase and the genetic sensitivity of sporadic Alzheimer's disease[J].Chin J Geriatr, 2001, 20(2):93-5.
NAD(P)H:醌氧化还原酶基因多态性与阿尔茨海默病遗传易感性的关系[J].中华老年医学杂志,2001,20(2):93-5.
■SVCs are use in situations where data transmission is sporadic.
SVC用于数据传输是周期性的情况。
■An American military spokesman said there were sporadic clashes with insurgents in many parts of the city including an incident in which military jets demolished a building from which US forces had come under fire.
一位美军发言人说，在费卢杰的许多地带人有许多武装分子与美军进行抵抗，其中包括轰炸机摧毁了一栋美军曾经遭受袭击的楼房。
■Once inside Grozny，Zarakhovich was struck by the large number of armed citizens，many of whom were making sporadic checks of entering cars.
一进格罗兹尼市，札拉克维奇就被大批的武装市民给吓了一跳，其中许多市民正在有一搭无一搭地拦检进城车辆。
■Initially to "two things" to the display area are sporadic export market, also in the quality and level far below today's market demand.
与此同时，来自内地的房地产企业纷纷在台北、香港地区和新加坡等地举办一个个中小型楼盘推介展销会。
■The origin of Linyi in Shandong, Jiangsu, Anhui also sporadic resources.
主产地山东临沂,江苏、安徽也有零星资源。
■Its prevalence and sporadic cases often happened in Asia-Pacific area.
乙脑的流行和散发病例多发生在亚太地区。
■For two decades our contacts with China had been limited to the reciprocal recriminations of sporadic ambassadorial meeting in Warsaw.
二十年来，我们同中国的接触只限于在零零星星的华沙大使级会议上互相指责。
■For two decades our contacts with China had been limited to the reciprocal recriminations of sporadic ambassadorial meetings in Warsaw.
二十年来，我们同中国的接触只限于零零星星的华沙大使级会议上互相指责。
■Outbreaks and sporadic human infection with swine influenza have been occasionally reported.
人感染猪流感病毒的暴发和散发病例时有报导。
■There are still sporadic reports of clashes.
仍有关于双方冲突的报道。
■Parts of Houston had sporadic rain Tuesday, but no storms like the ones that swamped the area the day before.
休斯敦的部分地区星期二下起了零星小雨，但是不会有像前天那样席卷淹没整个地区的暴雨。
■However, he said incidents were sporadic and not damaging to overall Japanese interests.
但他表示，这些是零星事件，并未破坏日本在华的整体利益。
■But you also tend get some real results instead of just temporary boosts of motivation or sporadic results.
但同时也许要取得一些实际的成果而不只是靠临时的激励或者偶然的收获。
■However, to avoid the effects of sporadic E, they probably should have positioned the new FM band somewhere between 250 and 300 MHz.
但是,避免分散E的作用,他们应该大概安置新FM带某处在250和300兆赫之间。
■While there is no purging, there may be sporadic fasts or repetitive diets and often feelings of shame or self-hatred after a binge.
但是如果没有催泻的话，会偶尔产生绝食，或者重复的节食，并且在暴食后会感觉到羞耻和自我憎恶感。
■Now, the studies of leisure are still sporadic, mainly focused on introduction of foreign studies, the theory system is still unformed.
但目前我国的休闲研究还较为分散，尚未形成一定的理论体系和研究规模。现有研究多停留在国外研究成果的介绍层面，实证研究较少。
■You know this better than I. I received only sporadic news about it.
你们比我更清楚，而我听到的只是零星消息。
■The water supply was sporadic, there were possums living in the basement, the grass was taller than I was.
供水时有时无，地下室里有老鼠，草长得比我还高。
■The basement outcrops in South Qinling, Mianxian Lueyang Yangxian and north Dabashan areas are distributed in some sporadic and is.
依据陕南秦岭造山带区域地质及重力资料,按是否露出地表将前寒武纪基底划分为出露基底和隐伏基底两种类型。
■Signals sometimes bounce off of highly ionized patches in the ionosphere known as sporadic E clouds, enabling reception of signals from 1,500 miles and sometimes beyond.
信号有时弹出来高度被电离的补丁在电离层以分散E云彩著名,使能信号的招待会从1,500英哩和有时以远。
■Information needed from Mianzhu Water Bureau to revise water project is rather scarce and sporadic, making the finalization of the proposal difficult.
修订饮用水计划所需的来自绵竹水利局的资料太少，妨碍了方案的最终形成。
■In its common "sporadic" form, Creutzfeldt--Jakob disease is rare in people under 50.
克雅氏病通常以“个例”形式而且在50岁以下的人中偶发。
■Only the least-commercialized rural areas remained little affected by the serpentine path of war and the sporadic flows of wartime commerce.
免受战争炮火硝烟与战时贸易封锁影响的只有那些远离商业活动的乡村地区。
■There were sporadic occurrences in the hour or so before the game; but, while ominous, the situation appeared under control.
其实在比赛前的几个小时就已经出现了零星的斗殴事件，只不过由于发现及时，事态得到了控制。
■Sporadic E arises when clouds of intense ionisation form in the region of the E layer.
分散E出现当强烈的电离云彩形成在这个区域E层数的。
■His playing time was sporadic at best, with one of his rare double-digit scoring nights being followed by game after game of "DNP-CD".
到了这里,他只能够长时间的坐在板凳上看比赛.时间最好是分散的,与他罕见的两双成绩是在一个游戏被跟随在"DNP-CD以后"游戏。
■Rio Grande do Sul and Parana states Tuesday sporadic showers, rainfall of 0.3-1.5 inches of rainfall in some areas larger.
南里奥格兰德州和帕拉纳州周二出现零星阵雨，雨量为0.3-1.5英寸，局部地区雨量较大。
■Provide them with wisdom and strength that they might continue to persevere despite very difficult circumstances and sporadic attacks on Christians in parts of the country.
即便在困难及部分国内偶发攻击基督徒的行动中，仍有主所赐的智慧及力量，持续有忍耐的工夫。
■After finding the ALK mutations in familial neuroblastoma, the researchers looked at sporadic cases -- those not occurring in families with a history of the disease.
发现在家族性神经母细胞瘤中发现ALK基因突变以后，研究人员开始关注散发的案例，这些案例不发生在有这种疾病家族史的家庭。
■The fanning movements with the pelvic fins are sporadic.
变径动作与腹鳍,是偶发事件。
■On the other hand there are some commercial housing overstocked and development projects sporadic.
另一方面仍有部分商品房积压，且开发项目零星。
■Agree with the diagnosis of Sex-Cord Tumor with annular tubules. Given her age, It is most likely sporadic, not associated with PJS, if it is unilateral.
同意“环状小管性索瘤”。考虑到年龄，可能为散发，不伴PJS综合征，如果是单侧发生。
■The surrounding mountains form a significant barrier to travel, a key reason why the centaur have never established more than a sporadic presence elsewhere on Kalimdor.
周围的山形成了一个天然的屏障很难穿越，这也是为什么半人马在卡利姆多其他的地方只有零星的一部分的重要原因。
■Legionella pneumophila, the most common cause of Legionaires' disease, is a facultative intracellular parasite bacterium that causes epidemic, sporadic, and nosocomial pneumonia.
嗜肺军团菌是引起军团病的主要病原体，可导致流行、散在和非典型肺炎。
■Front deltaic pinchout area, which mainly consists of large pinchout area, and disperses sporadic surface reservoir.
四、前三角洲尖灭区，主要为大面积的尖灭区，散布着零星的表外储层。
■Although sporadic and radio-induced PTCs represent the same disease, they are distinguishable with molecular signatures reflecting specific responses to -radiation and H2O2.
因此我们可以认为该指标可以反映病人的易感性问题，同时也暗示了放射易感性检测的可行性。
■So the government has to rely on orchestrated political trials and the sporadic arrests of bloggers to keep the surging numbers of internet-users in check.
因此，政府就必须依靠精心策划的政治审判和对博客的不定期抓捕来控制暴增的互联网用户。
■In the decades after the 1917 paper, sporadic references to creating stimulated emission appeared, but none of the ideas were pursued.
在1917年论文发表后的几十年内，有些文献曾零零星星地提到产生受激辐射，但这些想法都没有被进一步研究。
■In the case where sporadic strong noise is truly unavoidable in production conducted within an urban area,the matter must first be applied to the local public security organ for approval.
在城市范围内从事生产活动确需排放偶发性强烈噪声的，必须事先向当地公安机关提出申请，经批准后方可进行。
■Most of the smaller hornblendite bodies contain about 5-10 percent magnetite, with only local sporadic enrichment.
在小的角闪岩体中，磁铁矿可占510%，仅有局部的散染状富集。
■In many cases, voice traffic is sporadic and does not transmit between the same pair of endpoints, making PVC use ineffective and costly.
在很多情况下，话音通信是零散的，常常在同一对端点之间不进行传输，使得PVC的使用低效率、高成本。
■In the early years of our studies, this newly discovered property was found on a sporadic basis, varying from batch to batch of whey (milk serum) protein concentrates.
在我们早期的研究里，这个新发现的特性是偶然得到的、随着一批批的乳浆蛋白浓缩物而有不同。
■Sporadic reports had come in of patients developing ALS, also known as Lou Gehrig's disease, while taking statins.
在服用他汀类药物期间，某些患者出现ALS(重症肌无力)，也称为葛雷克氏症。
■Without isolation and automation, database-driven unit tests can become a maintenance nightmare of sporadic failures and bad test data.
在没有隔离和自动化的情况下,数据库驱动的单元测试将成为对零星故障和错误测试数据的维护恶梦。
■Sporadic gunshots could be heard outside as commandos entered the hotels.
在突击队员冲入酒店的时候，可以听到零星枪声.
■During the third season, however, Season Hubley made sporadic appearances as Caine’s American cousin, Margit.
在第三季中，赫布利零星出镜，作为金贵祥的美国表弟，马尔吉特。
■Group theory is particularly rich in problems of this type, especially because of the search for sporadic simple groups.
在这类问题中，特别是由于对散在的单群的研究，群论有特别丰富的内容。
■Candida albicans is responsible for 80-92% of vulvovaginal candidiasis. Sporadic attacks of vulvovaginal candidiasis usually occur without an identifiable precipitating factor.
外阴阴道假丝酵母菌病的病原体是白假丝酵母菌。通常其发病没有明显诱因。