拼音是给汉字注音的系统，是我们学习汉语发音的基础。

There are more than 400 basic syllables in the common speech of modern Chinese.

youdao

拼音是给汉字注音的系统，是我们学习汉语发音的基础。

There are more than 400 basic syllables in the common speech of modern Chinese.

youdao