learn/ ləːn /

1.vt.[+skill] 
(study) 学

Children learn foreign languages very easily.
孩子学外语非常容易。
2.vt.[+poem] [ song] 


We have to learn the whole poem by heart.
我们得把整首诗背下来。
3.vt.[+news] [ fact] 
(find out) 得知

I remember when I learned the terrible news.
我还记得什么时候得知这条坏消息的。
4.vi.


Experienced teachers help you learn quickly.
经验丰富的老师帮你学得快。
to learn about sth
学到某物
to learn to do sth/how to do sth
学做某事/怎样做某事
He is learning to play the piano.
他在学弹钢琴。
5.vi.
(through experience) 学做某事/学习如何做某事

He learned to conceal his views.
他学会了隐瞒观点。
to learn of sth
获悉某事
to learn that...
获悉…
to learn from one's mistakes
从错误中吸取教训