n.痰，吐出物，吐痰，咳痰...

expectoration的音标：expectoration的英式发音音标为：[ɪkˌspektə'reɪʃn]expectoration的美式发音音标为：[ɪkˌspektə'reɪʃn]...

Child how make expectoration easy, whether should use antiphlogistic drug?小孩如何祛痰, 是否要用消炎药?Spontaneous expectoration of lung tumour mass. [ see comment ] .肺肿瘤 群众自发咳痰.Dr: Do you feel relieved after expectoration?痰咳出后你觉得舒服些...