Dione is made of mostly water ice but its relatively high density indicates that it contains much rock inside.
英
美
释义
土卫四主要由冰组成,但是表面的密度相对比较高,这就说明它内部含有一些岩石。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载