These ice ages may have been the result of the expansion of land plants that followed the Cryogenian.

这些冰河时代的出现可能都是Cryogenian冰河其之后陆生植物扩张的结果。

youdao

These ice ages may have been the result of the expansion of land plants that followed the Cryogenian.

这些冰河时代的出现可能都是Cryogenian冰河其之后陆生植物扩张的结果。

youdao