所以当我们抱怨学习第二语言困难的时候，想想外国人是如何学习汉语的。

So when we are complaining about the difficulty to learn second language, just thinking about the foreigners how to learn Chinese.

youdao

所以当我们抱怨学习第二语言困难的时候，想想外国人是如何学习汉语的。

So when we are complaining about the difficulty to learn second language, just thinking about the foreigners how to learn Chinese.

youdao