He didn't seem to cotton on to me then.

当时他似乎并不喜欢我。

This district grew cotton on a large scale.

这个地区过赴大量种棉花。

It took her some time to cotton on to what he meant.

她花了一些时间去领会他的意思。

First time I ever realized that was while chopping cotton on a farm.

我第一次意识到是我当时在一个农场砍棉花。

But when the donkey stepped into the river, the cotton on the back of the donkey began to slip.

但是，当那头驴子走进河里的时候，驴子背上的棉花开始往下滑。