英语语法分析

Why did the near extinction and migrations of wild animals occur?

为什么会发生野生动物濒临灭绝和迁徙的现象？

They subsisted offspring migrations of Persian gazelles from the south.

他们使从南方迁徙过来的波斯瞪羚的后代可以生存下去。

One opinion is that the paintings were a record of seasonal migrations made by herds.

一种观点认为，这些画是兽群季节性迁徙的记录。