asteroid
[ˈæstərɔɪd]
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基本释义:n.小行星;海盘车(动物)
英英释义:one of many rocky objects , with widths from over 900 kilometres to less than one kilometre , which circle the sun
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| 参考例句:
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- 1. Astronomers have yet to witness an asteroid impacts with another planet. 天文学家还没有目击过小行星撞击其它行星。
- 2. It's very unlikely that an asteroid will crash into Earth but the danger exists. 小行星撞地球的可能性很小,但这样的危险还是存在的。
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