asteroid

美音：['æstə.rɔɪd] 英音：['æstə.rɔɪd]

简单释义：

adj.星状的

n.小行星

网络小游星；海星；流星

变形：

复数：asteroids

完整释义：

1.流星
2.【天文学】(火星及木星轨道间的)小行星
3.【动物;动物学】海星
4.【物理学】星状曲线

adj.

1.星状的
2.似紫菀属的

例句：

When an astronomer discovers one of these he does not give it a name, but only a number. He might call it, for example, "Asteroid 325. "
当一个天文学者发现了其中一个星星，他就给它编上一个号码，例如把它称作“325小行星”。
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。
That means an asteroid made of iron or frozen water suddenly becomes a resource that can be mined and used for space exploration.
那意味着一颗由铁或冻结的水组成的小行星突然成为一种可以为探索宇宙而开采和使用的资源。
Before the terrorist attacks on the US, this number was also attached to a type of porsche and a trojan asteroid that orbits the sun.
在美国遭遇恐怖袭击前，911就已经是保时捷的一个系列了，环绕太阳轨道运行的特洛伊小行星轨道号。
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。
If that asteroid were to suddenly become as big as a moon, it would indeed rearrange itself gradually into a sphere.
如果一个小行星突然变得和月亮那么大，那它将会逐渐重新调整自己最终成为一个球型。
Although very tiny, each photon carries a small amount of momentum away from the asteroid, giving it a tiny kick.
尽管非常微弱，但每一个光子都携带着微量的动量离开小行星，给小行星形成一种微弱的反冲。
It (an asteroid) dust up into the atmosphere, and the dust stayed there for so long that the vegetation died off and the dinosaurs with it.
它（小行星）使尘埃冲上大气层，久久地笼罩着天空，植物死去了，恐龙也都灭绝了。

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