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asteroid

/ˈæstərɔɪd/ /ˈæstərɔɪd/
  • n.
    小行星;海星
  • adj.
    星状的;类似海星的
复数asteroids
TOEFLGREGMAT

词语例句

  1. 小行星cn.

    考研
    • 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。

    • We have gained a deeper appreciation of the range of threats facing us, from asteroid strike to epidemic flu and to climate change.

      我们对所面临的威胁有了更深刻的认识,从小行星撞击到流感,再到气候变化。

  2. 海星cn.

    • Data suggest that unusual ecologic parameters would not exist among living asteroids.

      数据表明,在活着的海星中不存在不寻常的生态参数。

  1. 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。
    来自《柯林斯英汉双解大词典》
  2. 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。
    来自《柯林斯英汉双解大词典》
  3. 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,其体积大约是月球的四分之一。
    来自《柯林斯英汉双解大词典》

相关短语

  • asteroid family
    小行星族;小行星家族
  • near-earth asteroid
    近地小行星
  • Aten asteroid
    阿登型小行星
  • binary asteroid
    双小行星
  • asteroid belt
    小行星带;小游星带;行星带;小

词语扩展

n.
[天]小行星;[无脊椎]海盘车;小游星
adj.
adj.
asteroidal星状的
n.
aster[植] 紫菀属植物;星状体

词义分布

小行星
99.2%
星状
0.8%

英英释义

  • n.any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
  • adj.shaped like a star

词源

  • asteroid
    借自古希腊语ἀστεροειδής, 来自ἀστήρ("star") + εἶδος("form").
  • asteroid
    Borrowing from Ancient Greek ἀστεροειδής ‎(asteroeidḗs), from ἀστήρ ‎(astḗr, “star”) + εἶδος ‎(eîdos, “form”).