单词 | near-earth |
释义 | near-earthAstronomy adjective Situated or occurring close to the earth, specifically designating an asteroid or comet in an orbit that nearly intersects that of the earth (and so may one day collide with the planet). Origin1950s; earliest use found in Science. |
随便看 |
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。