to fulfil the purpose of充當(dāng);扮演……角色【例解】1. Who will act as chairman in my absence?我不在時(shí)誰(shuí)做主席?2. These ants act as soldiers in time of danger.在危險(xiǎn)時(shí),這些螞蟻充當(dāng)戰(zhàn)士。3. A trained dog can act as a guide to a blind person. 一條受過訓(xùn)練的狗可以給......（本文共 517 字）     [閱讀本文] >>