penumbra
[pi'nʌmbrə]
n.半阴影, 边缘部分
词形变化:
形容词: penumbral | 名词复数: penumbrae |
n.
1. 【天】半影(日、月蚀或太阳黑子周围的半暗部)
2. (绘画)浓淡相交处
3. 暧昧的部分
penumbra[pi'nʌmbrə]n.1.■半影;黑影周围的半阴影2.■【天文学】半影(太阳黑子周围的较淡部分);(日、月食的)半影3.■浓淡相交之处;边缘;画面明暗交界处4.■程度较弱的周围;外围部分;周围的气氛,氛围变形n.penumbraepenumbras
penumbrapenumbra[piˈnʌmbrə]n.(pl. penumbrae [-bri:], penumbras)1.■【物】半影, 黑影周围的半阴影2.■(太阳黑子周围的)半暗部; (日, 月食的)半影3.■(绘画中)画面浓淡相交处
继承用法penumbraladj.
[pɪˈnʌmbrə]
(pl. penumbrae -briː或penumbras)
- the partially shaded outer region of the shadow cast by an opaque object
(不透明物体投射的)阴影的外围半阴暗部分
■(Astronomy)the shadow cast by the earth or moon over an area experiencing a partial eclipse
(天文)(日食、月食的)半影
■(Astronomy)the less dark outer part of a sunspot, surrounding the dark core
(天文)半影(太阳黑子周围较淡的部分)
■any area of partial shade
半阴影
penumbral
adjective
语源
- mid 17th cent.: modern Latin, from Latin paene 'almost' + umbra 'shadow'
penumbra
名词 penumbra:
a fringe region of partial shadow around an umbra
penumbra
■B: The moon's shadow has two parts, an umbra and a penumbra.
B: 而在半影区内所看到的是月球仅盖住了部份太阳。
■Conclusion CTP can early show the ischemic extent and penumbra and CTA can show the stenosis or occlusion of artery in patients with hyperacute stroke.
CTA可以显示病变血管的部位和程度,对早期诊断缺血性脑卒中和指导治疗有重要价值。
■And also the perfusion adds even more information about whether the tissue is under threat and may identify the penumbra.
DWI能提供更多信息,提示脑实质缺血是否有挽救机会,便于确认缺血半暗带。
■6.At any time, the Staff of Ancient Penumbra manifests body adjustment on the wielder as a full-round action.
“半影古杖”任何时刻都可以以整轮动作对持用者展现“身体调节”异能。
■The Staff of Ancient Penumbra is intelligent (Int 16, Wis 14, Cha 18, Ego 18) but quiescent until used.
“半影古杖”是智能的(智力16,感知14,魅力18,自我意识18)但使用之前都在休眠。
■"The First Amendment has a penumbra where privacy is protected from governmental intrusion" (Joseph A. Califano, Jr.)
“第一修正案在个人隐私不受政府侵犯方面较为模糊”(小约瑟夫A.卡里法诺)
■"Downtown Chicago and its penumbra also stand rejuvenated" (John McCormick)
“芝加哥城商业中心及其周边地区都恢复了生机”(约翰·麦考密克)
■For the eye of the thinker, all historic murderers are to be found there, in that hideous penumbra, on their knees, with a scrap of their winding-sheet for an apron, dismally sponging out their work.
以沉思者的眼光看,一切历史上的凶手都在这儿,在丑恶的昏暗处,跪在地上,用他们当作围腰用的裹尸布的一角,凄惨地抹去他们干的勾当。
■However, as the entire moon will cross the penumbra partial shadow of the earth, it will appear significantly dimmer around the time of partial eclipse.
但由于整个月球会经过地球的半影,在接近月偏食时,月球会明显较暗。
■Genetic algorithm is utilized to optimize the leaf end shape to improve the size and uniformity of leaf-end penumbra.
使用遗传算法对叶片端面形状进行了优化设计,使端面产生的半影大小和一致性得以改善。
■Thus the penumbra and DND are the current targets in stroke treatment studies.
保护这部分神经元的完整性和功能是目前治疗脑卒中的目标。
■Comparative research of ADC value and pathological changes in infarction core and ischemic penumbra after acute cerebral infarction in rabbits
兔急性期脑梗死核心和缺血半暗带磁共振表观扩散系数与病理对照观察
■An Experimental Study on Cerebral Hemodynamics and Ischemia Penumbra in Rabbits by Multislice CT Perfusion Imaging
兔脑血流动力学与缺血半暗带多层螺旋CT灌注成像的实验研究
■Keywords Local cerebral ischemia;Core;Penumbra;Location of microdialytic probe;
关键词局灶脑缺血;核心区;半暗带;微透析探针定位;
■Keywords Focal cerebral ischemia;Ischemic penumbra;Hepatocyte growth factor;
关键词局灶脑缺血;缺血边缘区;肝细胞生长因子;
■geometric penumbra
几何半影
■width of geometric penumbra
几何半影宽度
■geometric transmission penumbra
几何透射半影
■A few years ago David Warsh, an economic journalist, lamented that the glare of the Nobel prize left other equally deserving economists, such as Mr Phelps, languishing“ in the half-lit penumbra[9] of the shortlist”.
几年前,经济新闻记者大卫?什悲叹诺贝尔奖的光环让其他一些同样应该获奖的经济学家如菲尔普斯“在候选人名单若明若暗的光影中渐渐黯淡了”。
■The neutron penumbra imaging process was simulated with MCNP software.
利用MCNP软件对中子半影成像过程进行模拟;
■Numerical Simulation and Diagnosis of a Dense Fog in Beijing and Its Penumbra
北京及其周边地区一次大雾的数值模拟及诊断分析
■penumbra field
半影区
■penumbra size
半影大小
■Penumbra imaging
半影成像
■penumbra index
半影指数
■In Penumbra the player finds himself in an underground base on Greenland, searching for his lost father.
半影球员发现自己在一个地下基地,对格陵兰岛,寻找他失去了父亲。
■Penumbra uses our in-house develop 3D engine, featuring the latest graphics and physics technologies.
半影用途,我们在内部开发的三维引擎,采用最新的图形和物理技术。
■penumbra texture
半影纹理
■penumbra trimmer
半影调整器
■penumbra cone
半影锥
■Moon enters penumbra: Instant of first external tangency of Moon with the penumbra.
半影食始:月球刚刚和半影接触,这时肉眼觉察不到。
■Moon leaves penumbra: Instant of last external tangency of the Moon with the penumbra.
半影食终:月球离开半影,整个月食过程正式完结。
■penumbra position
半暗位置
■penumbra area
半阴影区
■penumbra area cast
半阴影区造型
■zone of penumbra
半阴影带
■penumbra interrupt
半阴影断开
■image penumbra
图像模糊
■Standing on the large marble platform that is the 16th-century altar in Beijing where the emperor would make ritual sacrifices to the Sun, hundreds watched the penumbra.
在北京,数百人站在16世纪皇帝例行祭日的神坛的大理石平台上,观看到了日偏食。
■Earths penumBra;
地球的阴影边缘;
■In the future VEGF could be gene therapy to decrease the infarct volume and improve the blood flow of the infarct penumbra area.
对神经元也有保护作用,也向我们提供未来一种新的治疗方法,是否可以利用VEGF的基因治疗,减少脑梗塞的面积,改善缺血周围区的血液供应等。
■field penumbra
射野半阴影
■Yale is more of a meritocracy and more intellectual now, but a faint penumbra of the old “puritanical imperatives of service” remains.
尽管耶鲁现在更富有知识界精华和知识分子,但是仍然笼罩在淡淡的老清教主义的服务精神的气氛中。
■Extending into space, Earth's cone-shaped shadow has two distinct parts, the lighter, outer part or penumbra, and the darker, inner shadow called the umbra.
延伸到太空中的地球的锥形阴影有两个不同的部分:外部较淡的半影和内部较暗的本影。
■When I first started to work on helplessness, the notion that an animal could be helpless, could learn that thing as opposed to learn a response, was what was at the edge of the penumbra.
当我第一个开始研究无助感时,动物能有无助感,能学习一个与反应相反的事情这个概念就处在半影边缘。
■Keywords acute ischemic stroke;ischemic penumbra;magnetic resonance angiography;diffusion-weighted imaging;
急性缺血性卒中;缺血半暗带;磁共振血管成像;磁共振弥散成像;
■Researching progress on ischemic penumbra of acute cerebrovascular diseases
急性脑血管病脑缺血半暗带的研究进展
■We thought about optimism and pessimism, which was then the province of preachers and politicians and the like, in the penumbra and brought the same what was in the light from science to bear on that.
我们想到了乐观主义和悲观主义,这是传教士和政客这类人的地盘,还是半影中,我们又从科学中已经知道的来瞄准它。
■We are also trying to buy up the digital rights to the penumbra that is neuroscience, cognitive science, and the like, so that you will be able to get the allied literature as well.
我们还会全部买下神经科学、认知科学等学科的文献,这样你们就将获得相关的文献。
■Urie have used Monte Carlo techniques to study the proton beam penumbra effects from the separations between patient and160 MeV beam modifying devices.
我们首先探讨一个以蒙地卡罗方法来模拟62百万电子伏特加速器所产生的质子射束之能量光谱和相对深度剂量,及其与测量值之比较。