learn about 学得；了解；获悉；
learn by 从……学到；
learn by heart 记住；
learn from 向……学习；从……听说；
learn of 从……听说；
learn off 记牢；背熟；
learn up 尽可能地学习
一、learn及物动词的用法
1.学习、学会(直接跟宾语)
He has learnt a new skill.
他学会了一项新技能。
My brother is learning English now.
我的弟弟正在学英语。
2.认识到、得知(直接跟宾语，或则后跟that引导的宾语从句)
He has learned that dishonesty does not pay.
他已经认识到不诚实是没有好报的。
I learned that he was in Spain.
我从他的信中得知他正在西班牙。
We learnt the news this morning.
我们今天早晨得悉这一消息。
3.接受(教训)，固定表达
I leant a lesson.
我接受了教训。
二、learn不及物动词的用法
1.学、学习(+from)
Why don't you learn from my mistakes?
你为何不从我的错误中吸取教训呢?
Everyone should learn from role models.
每个人都要像榜样学习。
2.得知、获悉(+of/about)
We learned of his marriage in the newspapers.
我们从报上获悉他结婚了。
三、learn的常用词组--learn about/of的用法
1.学到(知识等)、了解
He read a lot so as to learn about the intellectual history of Europe.
他大量阅读以便了解欧洲思想史。
2.获悉、听说:
I have learned of your promotion from your manager.
我已经从你的经理那儿听说你升职了。
