释义 n.止咳药adj.（尤指药品）能止咳的 实用短语antitussive part配伍,有效部位antitussive function镇咳作用peripheral antitussive末梢性镇咳剂central antitussive中枢性止咳剂antitussive agents镇咳药antitussive drug镇咳药antitussive syrup能止咳糖浆antitussive effect