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as·ter·oid AHD[ăsʹtə-roid'] D.J.[ˈæstəˌrɔɪd]K.K.[ˈæstəˌrɔɪd]n.（名词）- Astronomy Any of numerous small celestial bodies that revolve around the sun, with orbits lying chiefly between Mars and Jupiter and characteristic diameters between a few and several hundred kilometers. Also called minor planet ,planetoid 【天文学】 小行星：一种围绕太阳旋转的小型天体，其运行轨道多集中在火星和木星的轨道之间，特征是直径为几公里至几百公里 也作 minor planet,planetoid
- Zoology See starfish 【动物学】 参见 starfish
adj.also （形容词） 也作 AHD[ăs'tə-roidʹl] - Star-shaped.星状的
- Greek asteroeidēs [starlike] 希腊语 asteroeidēs [星星似的]
- astēr [star] * see ster- 3astēr [星星] * 参见 ster- 3
- -oeidēs [-oid] -oeidēs [后缀，表示“如…的”]
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