Ⅰ动词 1.(分成段) break; snap 短语和例子 棍子断成两段。 the stick broke in two. 绳子断了。the string broke.树枝在积雪的重压下突然断了。the branch snapped under all that snow.2.(断绝;隔断) break off; cut off; stop 短语和例子 断敌退路 cut off the enemy's retreat; 断水 cut off the water supply; 与指挥部的联系断了 lose contact with headquarters3.(戒除) give up; abstain from:断烟 give up smoking; quit [stop] smoking 4.(判断; 决定) judge; decide 短语和例子 当机立断 decide promptly and opportunely; make a prompt decision; 诊断 diagnoseⅡ副词 [书面语] (绝对;一定) absolutely; decidedly 短语和例子 断不可信 absolutely incredible; 断无此理 absolutely untenable [unreasonable]; the height of absurdityⅢ名词 (姓氏) a surname 短语和例子 断南 duan nan