短語詞組短語be e serious about 對．．嚴肅認真的be serious about doing 同學們都渴望上大學be serious about of 對be serious about running 有關運行是嚴重;運行嚴重;是嚴肅的對跑;真心實意地運行be serious about something 對某事是認真的be serious about sth 對…過度認真;對…認真be serious about doing sth 對做某事是認真的be serious about health care 對毉療事業(yè)是認真的 返回 be serious about