这是因为早期存在火星表面的细菌可能早就被轻易穿越稀薄的火星大气层的宇宙射线杀死了.
释义
更多
That's because any bacteria that may once have lived on the surface have long since been exterminated by cosmic radiation sleeting through the thin Martian atmosphere.
近反义词
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