Silurian 是什么意思 Silurian 怎么读
Silurian的英文翻译是什么意思，词典释义与在线翻译
Noun:- from 425 million to 405 million years ago; first air-breathing animals
Silurian的用法和样例
用作形容词 (adj.)
- Ancient plant in the early Paleozoic marine mainly to the late Silurian Period, the original plants begin boarding land.
古植物在古生代早期以海生藻类为主，至志留纪末期，原始植物开始登上陆地。
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