请输入您要查询的英文单词:

 

单词 inner planet
释义

inner planet

[ in-er plan-it ]
/ ˈɪn ər ˈplæn ɪt /
SEE SYNONYMS FOR inner planet ON THESAURUS.COM

noun Astronomy.

any of the planets in our solar system whose orbits lie between the sun and the asteroid belt, namely, Mercury, Venus, Earth, and Mars, all of which are terrestrial planets.
Compare outer planet.

Origin of inner planet

First recorded in 1950–55

Words nearby inner planet

inner man, inner mission, Inner Mongolia, innermost, innermost intercostal muscle, inner planet, inner product, inner sanctum, innersole, inner space, innerspring
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for inner planet

inner planet

noun

any of the planets Mercury, Venus, earth, and Mars, whose orbits lie inside the asteroid belt
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for inner planet

inner planet

Any of the four planets Mercury, Venus, Earth, and Mars, whose orbits lie nearest the Sun. The inner planets are of similar size and have high densities compared to the larger gas giants among the outer planets. They are composed mostly of rock and metal and are relatively slow to rotate, with solid surfaces, no rings, and few moons. Also called terrestrial planet Compare outer planet. See also inferior planet.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
随便看

 

英语词典包含192737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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/20 16:52:00