英语语法分析

We spoke about portals and vortexes becoming portals.

我们说过大门和漩涡变成了漩门。

The evolution of vortexes in the boundary layer are numerically simulated.

本文数值模拟了多涡结构在边界层中的非线性演化过程。

In the afternoon, there are some vortexes under the seawater, which people can't see.

午后，海水下游很多漩涡，这是人们看不到的。