asteroid
/'æstәrɒid/
托福GRE基础词汇
BNC词频: #27,005
当代词频: #6,181
中文释义
n. 小行星, 海盘车
a. 星状的
英文释义
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)
s. shaped like a star