duplicate I. vt. /ˈdju:plikeit/ 复制，复写，复印；模仿：Can you duplicate the key for me? 你能把这钥匙给我配一下吗?［考句］Recent a number of cases have been reported of young children duplicating a violent act previously seen on television.近来报道的几起案件，是儿童模仿电视的暴力行为。 ‖II. /ˈdju:plikit/ n. ［c］ 完全一样的东西，复制品： These 2 keys are duplicates (of each other). 这两把钥匙是一样的。 in duplicate 一式两份地(的)：make out a letter in duplicate 将信件打/写成二份 ‖III. /ˈdju:plikit/ adj.完全一样的，复制的：duplicate copies 正副两份；a duplicate key 一把配对的钥匙