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- Encke comet 恩克慧星
- That comet is invisible to the unaided eye. 那颗彗星只用肉眼是看不到的。
- A comet is at perihelion when it is closest (=very close) to the sun. 彗星最接近太阳时，它就是在近日点。
- If I had binoculars, I could see that comet clearly. 如果我有望远镜，我就可以清楚地看见那颗彗星。
- The comet's ice, heated by the sun, rapidly and spectacular sublimate to gas. 彗星上的冰块在太阳热的作用下迅速而壮观地升华成气体。
- The central portion of the head of a comet. 彗核彗星头部的中心部分
- Why else might the comet have come undone? 是什么导致了慧星的灭亡?
- Halley's comet calls on the earth every 76 years. 哈雷彗星每76年造访地球一次。
- The comet passed by in the twinkling of an eye. 俯仰之间，流星闪过。
- Halley's comet visits the Earth once in 76 years. 哈雷彗星每七十六年经过地球一次。
- In that way, Pluto acts like a comet. 也就是说，冥王星的行为像一个彗星。
- Some people feel that this light was a comet. 一些人认为这种光是一种慧星。
- Encke may not know what hit it, but NASA scientists soon will. 恩克可能不知道被啥打中，不过NASA的科学家们很快就会知道的了。
- I can hardly wait to see the new comet. 我急不可待地要见到新彗星的出现。
- The comet will appear in the southern sky. 彗星出现在南方的天空。
- The flames burned brightly like a comet's tail. 火焰燃烧得十分明亮，好像彗星的尾巴。
- Recently we have discovered a comet. 最近我们发现了。
- Orbits of a comet may be open or close. 粗略来说,彗星可以开放或封闭式轨道绕日运行。
- Look its eyes. - They are blue like the comet. 瞧他的双眼。
- With a comet like him, nothing can be accomplished. 有他这颗扫帚星,什么事情都办不成。
