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意思翻译
adj.星状的
n.[天]小行星；[无脊椎]海盘车；小游星
相似词语短语
[url=/enword/13957/]asteroids[/url]───n.[天]小行星（asteroid的复数）
asterid───n.海盘车
astroid───n.[数]星形线；adj.星状的
steroid───n.类固醇；[有化]甾族化合物
[url=/enword/20172/]asteroidal[/url]───adj.星状的
[url=/enword/34261/]bacteroid[/url]───adj.类菌的；细菌状的；似细菌的；n.类细菌；类细菌结构
hysteroid───adj.癔病似的；类歇斯底里的
amberoid───n.合成琥珀；人造琥珀
[url=/enword/14336/]aneroid[/url]───n.无液气压计；膜盒气压计；adj.无液的；不用液体的
双语使用场景
largest asteroid is Ceres, which is about a quarter the size of the moon.───最大的小行星是谷神星，其体积大约是月球的四分之一。
Scientists were debating whether an asteroid was about to hit the Earth.───科学家们在争论一颗小行星是否要撞上地球。
There is an asteroid on a collision course with the Earth.───有个小行星正处于可能与地球发生碰撞的航向上。
It came out of the clear, blue sky - just like an asteroid.───这[消息]是从晴朗的蓝天而来-如一颗小行星般。
A small fraction of the rocks blasted off Mars by asteroid or comet impacts could have reached Earth in just a few years.───小行星或彗星在撞击火星时，所轰出的岩石之中，有少数可以在仅仅数年之内就抵达地球。更详细。
Noise proves nothing. Often a hen who has merely laid an egg cackles as if she had laid an asteroid.───噪声不能证明什么。母鸡产下一只蛋，往往大声啼叫，好像产下小行星似的。
The spacecraft hovers near the asteroid, with its thrusters angled outwards so that the exhaust does not impinge on the surface.───太空船靠近小行星盘旋，它角度向外的使用它矫正舱身的火箭排气，不直接撞击小行星表面上。
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。
A carefully selected asteroid with the right density and strength could be hollowed out for an underground base to be established.───一个精心挑选合适的小行星密度和力量可以挖了一个地下基地。
英语使用场景
Unfortunately, determining the physical properties of an asteroid be-fore its impact is quite challenging.
The largest asteroid is Ceres, which is about a quarter the size of the moon.
The importance of Spacewatch and other asteroid search programs becomes more evident as we learn more about the impact hazard.
There is an asteroid on a collision course with the Earth.
A spacecraft returning from an asteroid is not limited to carrying water.
Were this asteroid to hit an ocean, it would create massive tidal waves that would roar far inland on all continents.
The spectral classes established by asteroid observers are based on the colors and total reflectivity of their targets.
But some, including Eros, wander out of the asteroid belt and into the inner solar system during each orbit.
Hundreds of asteroid spectra have been compared with laboratory reflection spectra of meteorites and pure mineral samples.
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