常见例句Results In the experiment of expectorant effect, oral administration of the water or the ethanol extracts of pinellia Tubers showed no obvious expectoran. 目的比較四川南充與有關産地半夏的祛痰鎮咳作用,爲半夏的槼範化種植和進一步開發利用提供依據。 返回 expectoran