| 单词 | proto-jupiter | 
| 释义 | > as lemmasproto-Jupiter   proto-Jupiter  n.  Brit. , U.S. Astronomy the planet Jupiter at an early stage of its development. ΘΚΠ the world > the universe > planet > primary planet > superior planet > 			[noun]		 > Jupiter Jupiterc1290 Jovec1374 phaeton1631 proto-Jupiter1950 1950    Science 20 Oct. 452/2  				Proto-Earth appears to have been about 1,200 times the Earth mass; proto-Jupiter about 12 times Jupiter. 1978    J. M. Pasachoff  & M. L. Kutner University Astron. xiii. 375  				Proto-Jupiter and the other outer protoplanets..would have retained thick atmospheres of hydrogen and helium because of their high gravity. 2005    Planetary & Space Sci. 53 644/1  				They are the remnants of the planetesimal swarm that populated the feeding zone of the proto-Jupiter during its growth. < as lemmas | 
| 随便看 | 
英语词典包含1132095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。