asteroid是什么意思 asteroid的用法 asteroid怎么读

asteroid

英 ['æstərɒɪd]美 ['æstərɔɪd]

n. [天] 小行星；[无脊椎] 海盘车；小游星

adj. 星状的

使用频率:★

星级词汇:★

英语词源

asteroid (n.)

1802, coined probably by German-born English astronomer William Herschel (1738-1822) from Greek asteroeides

"star-like," from aster "star" (see astro-) + -eidos "form, shape" (see -oid).

权威例句

1. There is an asteroid on a collision course with the Earth.

有一颗小行星可能会与地球发生碰撞。

2. The largest asteroid is Ceres, which is about a quarter the size of the moon.

最大的小行星是谷神星,体积约为月球的1/4.

3. Asteroid lies between Mars and Jupiter.

小行星位于火星与木星之间.

4. Asteroid has become commonplace to the readers of interstellar travel stories in science fiction magazines.

对于读过科幻杂志中星际旅行故事的读者来说,小行星已是平淡无味了.

5. The Geminides originate from mysterious 3200 Phaethon , which is an asteroid.

双子座流星雨是由神秘的第3200号小行星“非以颂”产生的.

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