asteroid
美音:
[´æstə´rɔıd
]英音:
[´æstə´rɔıd
]n.[天文]小游星,小行星,海盘车 adj.星状的
难易程度:
asteroid为短语/超纲词汇
asteroid
/'æstərɔɪd; `æstə,rɔɪd/
n any of many small planets revolving round the sun, esp between the orbits of Mars and Jupiter (尤指火星和木星轨道间运行的)小行星.
asteroid
n[C][
Date: 1800-1900;
Language: Greek;Origin: asteroeides
'like a star', from aster
'star']
one of the many small
planets that move around the sun, especially between Mars and Jupiter