常見例句用作形容詞 (adj.)He is bound up in his research work.他專心于自己的研究工作。At the age of fifteen she gave up taking piano lessons to concentrate on her school work.她十五歲時,不再學習鋼琴,而是開始專心于上學。Both her children are caught up in the present fashion for disco-music.她的兩個孩子都迷戀于現時流行的迪斯科音樂。 返回 hung-up