(1) 离弃(leave (a place) without intending ever to return) [T+n]：～a house/a city/a village 离弃一房子/城市/村庄;The town was hurriedly～ed. 镇上的人匆忙逃光了。

(2) 遗(抛，背)弃(leave(sb)in a difficult position without help or support) [T+n]：～one's wife/one's children遗弃妻子/儿女;～one's friends/one's comrades/one's country/a cause背弃朋友/同志/国家/事业;All his friends have～ed him. 他所有的朋友都抛弃了他。Why did you～us just when we needed you? 为什么正当我们需要你时，你却抛弃了我们?〖同〗abandon， leave;

(3) 开小差，擅离(leave (esp military service)without permission or authority) [I， I+prep， T+n]：The soldier～ed. 那士兵开了小差。～from the army/the front line从军队/前线开小差;～to the enemy 开小差跑去敌人那边;～one's platoon/one's post开小差离开排/擅离岗位;

(4) 突然消失(suddenly not be present in (sb)， esp when needed urgently) [T+n](fig)：Her courage/self-assurance/faith/sense of humour suddenly～ed her. 她突然勇气/自信/信心/幽默感全无。Her presence of mind suddenly～ed her. 她脑中突然一片空白。

→ de′serted adj 空旷无人的;抛弃的;遗弃的;de′sertion n 遗(抛，背)弃;开小差;de′serter n逃兵，擅离职守者;

【注意】动词desert与名词dessert(甜点心)发音完全相同，但拼写差一个字母“s”!

【辨异】desert与abandon和forsake的区别见ABANDON。