| 释义 |
back doorn. & adj.●n. 1 the door or entrance at the back of a building (建筑物的)后门 2 a secret or ingenious means of gaining an objective 秘密的(或不正当的)途径，“后门” ●attrib. adj. (作 back-door) (of an activity) clandestine, underhand (活动)秘密的，私下(进行)的 back-door deal “后门”交易 |