For viscous sputum, expectoration difficult caused by acute and chronic respiratory diseases.

用于痰液粘稠，排痰困难引起的急性和慢性唿吸系统疾病。

youdao

For viscous sputum, expectoration difficult caused by acute and chronic respiratory diseases.

用于痰液粘稠，排痰困难引起的急性和慢性唿吸系统疾病。

youdao