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um·bra 英ˈʌmbrə美ˈʌmbrəAHDŭmʹbrə 高ＳCOCA⁵⁵¹¹⁵BNC¹⁴⁴⁶⁶⁴⁺³iWeb⁴²²²³
基本英英词源记法近义反义例句Thesaurus例句
n.影⁴⁵;本影⁴⁶;蚀时的地球⁹复数umbrae复数umbras形容词umbral名词复数umbras
光学
Noun:
a region of complete shadow resulting from total obstruction of light来自拉丁语 umbra,阴影，影子，词源同 umbrage,umbrella,用来指日食或月食期间地球或月球 的本影。方振宇词汇奥秘umbr影+a名词后缀→暗影
比较记忆umbraladj.有阴影的，阴暗的umbr影+a名词后缀⇒暗影近义词 shade阴影
名词100%
用作名词This includes the continuous survey ofumbraand penumbra of the sunspot.这包括对太阳黑子本影和半影持续的观测。
This is a lighter area between theumbraand the edge of a shadow.这是本影和阴影边缘之间较亮的区域。
Shaped like a cone extending into space, theumbrahas a circular cross section that can be most easily seen during a lunar eclipse.本影就像一个圆锥一样延伸在空间中，当月食发生时，它很容易被看到。as in.shade
同义词 shadowapparition,bogey,haunt,manes,phantasm,phantom,revenant,specter,spirit,wraith
反义词 being,realitybrightness,gap,lightas in.shade
同义词 shadowadumbration,blackness,coolness,cover,darkness,dusk,gloominess,obscurity,penumbra,screen,semidarkness,shadiness,shadows,umbrageobscuration
反义词 light,lightnessbrightness,gapas in.shadow
同义词 dark,gloom,obscurity,shadeadumbration,cover,dimness,dusk,penumbra,protection,shelter,umbrageobscuration
反义词 brightness,lightinformationas in.soul
同义词 body,character,creature,ghost,human being,individual,man,person,spirit,womanmortal,personage,phantom,shadowliving soul
反义词 abstract,being,inanimateas in.spirit
同义词 soul,visionapparition,phantasm,phantom,poltergeist,shade,shadow,specter,spook,sprite,wraitheidolon,supernatural being
反义词 brightness,lightbeing,reality
shadenoun ghost
apparition,bogey,haunt,manes,phantasm,phantom,revenant,shadow,specter,spirit,wraith
shadownoun darkness
adumbration,cover,dark,dimness,dusk,gloom,obscuration,obscurity,penumbra,protection,shade,shelter,umbra,umbrage
soulnoun being
body,character,creature,ghost,human being,individual,living soul,man,mortal,person,personage,phantom,shadow,spirit,umbra,woman
soulsnoun being
animas,animating principles,animations,animus,ardors,bosoms,bottoms,breasts,breath of lifes,causes,consciences,courage,dispositions,egoselan vitalsessences,feelings,fervor,forces,geniuses,hearts,individualities,intellects,intelligence,lives,marrows,minds,nobilities,noumenons,personalities,pith,pneumas,principles,quintessences,reasons,recesses of hearts,secret selfs,spirits,spiritual beings,stuff,substances,thoughts,vital forces,vitalities,vivacity,élan vitals
spiritnoun ghost
apparition,eidolon,phantasm,phantom,poltergeist,shade,shadow,soul,specter,spook,sprite,supernatural being,umbra,vision,wraith Passing closer to the center of the umbra, the Moon's southern hemisphere left appears darker in this eclipse image, recorded from Deerlick Astronomy Village, Georgia, USA.
随着月球向着阴影中心移动，这幅由美国乔治亚州Deerlick天文中心记录下来的月食照片中其南半球左侧变暗了。 yeeyan
The formation of this spiral structure may be caused by the anti-clockwise spin of umbra“A”.
这种旋涡结构可能是由于 A本影的逆时针自旋运动造成的。 cnki
This will only be experienced at a specific point on Earth where a shadow cast by the Moon, called an umbra, reaches our planet.
日全食只会出现在地球上特定的地方，这些地方都被月球的阴影遮盖，这种阴影被称作本影。 yeeyan
“ The first is simply how deeply the moon goes into the umbra. The center of the umbra is much darker than its edges,” it says.
“第一个因素很简单，就是月亮进入阴影的深度。阴影的中心要比边缘暗得多，”杂志上说。 yeeyan
At maximum eclipse, the umbra covered only about8 percent of the diameter of the lunar disk.
食甚阶段，本影约覆盖了月盘直径的百分之八。 topit
Deep Umbra: The aspects of the Umbra far beyond Earth, in deep space.
深影界：影界远离物质界的一面，位于深层空间。 trow.cc
During an average total lunar eclipse, the moon is within the Earth's umbra for about an hour. This is called totality.
月全食发生时，月亮在地球的本影中大约要持续1个小时，这就是所谓的“全食”. yeeyan
During the eclipse, the best viewing in North America found the coppery lunar disc high in a cold winter sky, the Moon reddened by light filtering into the Earth's dark central shadow or umbra.
在这次月食中，在北美洲最佳观测点可以看到在寒冬的天空中出现一轮铜黄色的月盘，这是因为月亮由于地球黯淡阴影的中心滤过的光芒而变红了。 yeeyan
Even in the umbra of sunspots, the strongest region in the solar atmosphere, the magnetic field strength is only about2000 Gauss.
即使在磁场最强的黑子本影区，磁场强度通常也只有2000高斯左右。 cnki
For the amateur astronomer such events open new opportunities for observations: the geostationary satellites dim during two minutes before they completely disappear in the umbra of earth.
对于咱们天文爱好者来说，可以观察到地球同步卫星在两分钟内逐渐变暗，最终消失不见。 www.astronomy.com.cn
Horizon, The: The magical limit separating the Near Umbra and the Deep Umbra.
穹界：分割近影界与深影界的魔法障壁。 trow.cc
If a moment of the moon than the Earth's umbra and the distance between the Moon, and Earth was the Moon's umbra zone read can be seen on the total solar eclipse.
如果某个时刻月球本影比地球与月球之间的距离大，地球上被月球本影扫过的地带就可以看到日全食。 hxen
It was unmistakable: Baker's face is surrounded by an umbra of curls that organize themselves into unpredictable spirals— not unlike the complex protein molecules he studies.
这完全不会搞错： Baker是一头的卷发，而且还卷曲成那种不可预知的螺旋形，就和他所研究的那些复杂的蛋白质一个样。 yeeyan
Plain CT scan displayed lamellar low density umbra, part of them were mixed density.
CT平扫表现为多发斑片状、片状低密度灶，部分夹有混杂密度影； cjiit
The first is simply how deeply the moon goes into the umbra.
第一个因素很简单，就是月亮进入阴影的深度。 yeeyan
The result nicely illustrates the relative size of the umbra's cross section at the distance of the Moon, as well as the Moon's path through the Earth's shadow.
结果漂亮的描述了当月亮通过地球阴影时，月地距离和本影截面积的相对大小关系。 bbs.astron.ac.cn |