In Mesozoic, Guangdong flora had a big change, the gymnosperm was prosperous, but it was evolved from the late Paleozoic Cathaysian flora as a whole.
英
美
释义
中生代,广东植物区系成分发生了很大的变化,裸子植物大量繁盛,但总体上是在本区晚古生代华夏植物区系的基础上演化而来的。
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