| 释义 |
as·ter·oid 英ˈæstəˌrɔɪd美ˈæstəˌrɔɪdAHDăsʹtə-roid' ★☆☆☆☆高四ＧＩＭＳＴ宝COCA⁸²⁶⁹BNC⁴²⁶⁶⁹iWeb⁹⁹⁷³Economist¹⁰⁸⁷⁵
基本英英词源搭配记法近义反义派生词例句Thesaurus例句
n.小行星⁹⁸;海盘车¹adj.星状的¹复数asteroids亦作minor planet
天文天文奇观文学星体航天天体
Noun:
any of numerous small celestial bodies composed of rock and metal that move around the sun mainly between the orbits of Mars and Jupiter
Adjective:
shaped like a star发音释义：'æstərɔɪd n.天 小行星；无脊椎 海盘车；小游星adj. 星状的
结构分析：asteroid = aster星星+oid形状→状如星星的→星状的→小行星
词源解释：aster←希腊语aster星星；oid←希腊语eidos形状
背景知识：asteroid一词是英国天文学家弗里德里希·威廉·赫歇尔爵士William Herschel在1802年创造的，用来表示天文学家新近发现的小行星这种天体。小行星asteroid是太阳系内类似行星环绕太阳运动，但体积和质量比行星小得多的天体。asteroid body星状小体artificial asteroid人造小行星regular asteroid正星形线,正则星形线…oblique asteroid斜星形线asteroid hyalitis星形玻璃体炎…asteroid hyalosis星状性玻璃体病变…asteroid belt小行星带asteroid zone小行星带
钱博士aster=astr-，星星+oid形如…之物→星状物→小行星，海盘车，小游星⇒转作形容词星状的
词根astr-星星来自希腊语。它和拉丁词根stell-星星及日耳曼单词star星星最终都源自原始印欧语词根*ster-2星。aster=astr-，星星+oid形如…之物→星状物→小行星，海盘车，小游星⇒转作形容词星状的。词根记忆aster星星+ oid像…一样⇒小行星GRE红宝书aster，a移到后面就是 star近义词 star-shaped星形的
Pasteroidala.星状的
名词100%
用作名词Thisasteroidtakes 238 years to orbit the sun.这颗小行星需要花238年绕太阳运行一周。
Asteroid lies between Mars and Jupiter.小行星位于火星与木星之间。
But he wanted to locate the impact site of theasteroid.但是他想确定小行星的撞击地点.用作形容词Large meteorites actually come from theasteroidbelt.大型陨星实际上是来自小行星带。as in.planet
同义词 earth,globe,sphere,worldapple,marble,orb,planetoidheavenly body,luminous body,terrene,wandering staras in.satellite
同义词 moon,planetoidas in.satellite
同义词 luna,moon,rocket,spacecraft,sputnikancillary
meteornoun anything that progresses with spectacular speed
buzzword,comet,craze,fad,firework,flare,meme,meteoroid,shooting star,torpedo
planetnoun celestial body orbiting a star
apple,asteroid,earth,globe,heavenly body,luminous body,marble,orb,planetoid,sphere,terrene,wandering star,world
planetsnoun celestial body orbiting a star
apples,asteroids,earths,globes,heavenly bodies,luminous bodies,marbles,orbs,planetoids,spheres,terrenes,wandering stars,worlds
satellitenoun subsidiary
ancillary,asteroid,luna,moon,rocket,spacecraft,sputnik A communications time lag, which simulates what astronauts and ground controllers would experience during an actual mission at an asteroid, is part of the exercise.
通信时间差是这次训练的一部分，也是小行星上实际展开任务时宇航员和地面控制人员共同面临的问题。 yeeyan
In one sense, spotting the incoming asteroid was a triumph, because it demonstrated that astronomers can detect even a small projectile heading our way.
从某种意义上说，发现来袭的小行星是一个胜利，因为这表明，天文学家甚至可以检测出飞向我们的微小天体。 yeeyan
In these photographs released by NASA September 9,2010, a fleeting bright dot on each of these images of Jupiter marks a small comet or asteroid burning up in the atmosphere.
这是美国航天局于2010年9月9日发布的两张照片，照片中的亮点是小彗星或小行星进入木星大气层时发生燃烧的情景。 yeeyan
The dinosaurs were done for, as everybody knows, by a collision with an asteroid.
正如大家所知，恐龙的终结是由于地球与一个小行星发生碰撞。 yeeyan
The asteroid blew up with the energy of the largest hydrogen bombs ever detonated on Earth, vaporizing the desert and unleashing deadly supersonic winds for many miles.
小行星爆炸释放的能量相当于地球上有史以来最大的氢弹爆炸的能量总和，使沙漠蒸发，并在许多英里内引起了致命的超音速风。 yeeyan
The asteroid would hit Earth in less than a day.
小行星会在不到一天的时间内撞击地球。 yeeyan
A politician who proposed a campaign of preventing asteroid collisions with Earth, for example, would be ridiculed and probably voted out of office.
举例说，若有政客提议进行一场防范小行星撞击地球的行动，那他将会被人讥笑，还有可能落选。 yeeyan
Asteroids are minor planets, most of which circle the sun in a region known as the asteroid belt, between the orbits of Mars and Jupiter.
小行星是较小的行星，它们中的大部分在火星和木星轨道间的小行星带中环绕太阳运行。 yeeyan
Astronomers have detected an asteroid not far from Earth, moving in the same orbit around the Sun.
天文学家在距离地球不远处发现一颗与地球绕日轨道相同的小行星。 yeeyan
Because a few dozen of the meteorites that have fallen to Earth come not from the asteroid belt but from Mars.
因为有几十块落入地球的陨石不是来自于小行星带，而是直接来自火星。 ecocn
He was an early proponent of the theory that life on Earth may have come from Mars in rocks ejected by asteroid and comet impacts.
他是这项理论早期的支持者：地球生命也许来自火星，通过小行星和彗星冲撞而由岩石喷射而出。 yeeyan
However, there’s still a tiny chance it will hit in2036 or2068— depending on the exact route the asteroid follows during its next pass near Earth.
不过，它仍然存在一个微小的机会可能在2036年或2068撞击地球，这取决于这颗小行星在未来经过地球时的确切路线。 yeeyan
If the world wants to know about an asteroid, we have the catalog.
如果世界上有人要了解某颗小行星，我们这里就有它的目录。 yeeyan
In this case, the orbit of the rotating asteroid will very slowly spiral in toward the sun.
在这样的情况下，旋转小行星的运行轨道将非常缓慢地向朝着太阳的方向盘旋。 yeeyan
Like a frozen asteroid belt, it’s littered with chunks of ice and frozen methane and ammonia.
象一个冰冻的小行星带一样，它的上面布满冰柱及凝固的甲烷及氨。 yeeyan
Look at the movies that we see all the time. It's easy to imagine the end of the world. An asteroid destroying all life and so on.
瞧瞧那些我们一直在看的电影，要想像世界末日那是很容易的事，比如一个小行星毁灭了所有生命之类的。 yeeyan
Moving on through the asteroid belt we enter the realms of the gas giant planets: Jupiter, Saturn, Uranus and Neptune, all of which dwarf the Earth.
穿过小行星带继续前进，我们进入了气体巨行星区域：木星、土星、天王星、海王星，所有这些都使地球看起来像个侏儒。 yeeyan
One will attempt to push the asteroid off its course while the second will collect valuable data from the impact.
其中一架将尝试把一个小行星推出其运行轨道，另一架将收集关于碰撞效果的有效数据。 huanqiu
Recently, scientist have also discovered comets in the main asteroid belt—these main- belt comets might be a key source of water for the inner terrestrial planets.
最近，科学家在主小行星带中也发现了一些彗星——这些主带彗星可能是类地内行星上水的关键来源。 yeeyan
So if you've ever cowered under your covers at the thought of an asteroid impact, lighten up and try to focus on their scientific importance.
所以，如果你曾经对天外来客心存恐惧，那么现在请放松自己，把注意力转移到这些小行星的科学价值上来。 yeeyan
The researchers plan to use their idea to predict what will happen when the asteroid Apophis passes near Earth in 2029.
研究人员打算利用该方法去预测2029年小行星阿波菲斯在飞近地球时将会发生何种状况。 yeeyan
These spacecraft can be launched by electromagnetic mass drivers from the Moon to the planets, their satellites, and to the asteroid belt.
这些宇宙飞船通过电磁模块操纵，可以从月球出发，飞往各个行星及其卫星和小行星带。 yeeyan
This contradicts previous ideas which suggest the impact of the asteroid actually precipitated a period of glaciations, Gostin says.
这与早先认为的小行星的撞击实际上加速了结冰期的来临这一说法相矛盾。 yeeyan
This mission would help astronauts and engineers learn how to process asteroid materials and ores in space.
这项研究将帮助宇航员和工程师学习如何在太空中处理小行星原料和矿石。 yeeyan |