| 释义 |
Silurian period短语¹⁴⁴⁹⁷²⁺²
基本英英近义反义例句例句
地志留纪
Noun:
from 425 million to 405 million years ago; first air-breathing animals近义词 Silurian志留纪的
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。 The landslide occur in the Gao Jabian shale of Silurian Period.
滑坡体为志留系高家边组页岩。 cnki |