comet-主題

comet

['kɔmit]

n.彗星

例句與用法：

Their memory wasn't very good when it came to recalling other things, but they remembered the comet.

一談到別的事情時，他們的記性並不是很好，但他們卻記得彗星。

If I had binoculars, I could see that comet clearly.

如果我有望遠鏡，我就可以清楚地看見那顆彗星。

A comet is at perihelion when it is closest (=very close) to the sun.

彗星最接近太陽時，它就是在近日點。

Comets move around the sun like planets, but in long oval course.

彗星象行星一樣繞太陽運轉，然而其軌道呈狹長的橢圓形。

詞形變化：

形容詞: cometary |

英文解釋:

名詞 comet:

(astronomy) a relatively small extraterrestrial body consisting of a frozen mass that travels around the sun in a highly elliptical orbit

以上來源於大辭典