有什么不理解或听不懂，也只要拍拍书面，就可以听到动听的解释了。

What do not understand or do not understand, just sit back and relax as long as written, you can hear the sounds of the explanation.

youdao

有什么不理解或听不懂，也只要拍拍书面，就可以听到动听的解释了。

What do not understand or do not understand, just sit back and relax as long as written, you can hear the sounds of the explanation.

youdao