Translation of "learning" into Chinese

It is what we think we know already that often prevents us from learning.

常常是我们以为自己知道的东西阻碍了我们的学习。

If you want to learn a language well, learn it by yourself.

如果你想學習好一種語言,自己學習它。

He has not only learning but experience.

他不僅有學識還有經驗。

Learn from the mistakes of others. You can never live long enough to make them all yourself.

从别人的错误中学习,因为你无法所有事都亲身经历一次。