The boy has learned to read.

那男孩学会阅读。

He will learn that crime doesn't pay.

他将了解犯罪是得不偿失的。

to learn French

学法文。

I learn that h is going to resign.

我听说他要辞职了。

I have learned all about it.

我已听到关于那件事的一切。

to learn a poem

背诗。

I regret to learn of your illness.

听说你生病，我很难过。

to learn quickly

学习迅速。