宝宝喉咙好象老是有痰咳不出来，怎么办?。

Darling throat seems to often have phlegmy cough not to out, how to do?

youdao

宝宝喉咙好象老是有痰咳不出来，怎么办?。

Darling throat seems to often have phlegmy cough not to out, how to do?

youdao