词典释义：
abandon (a person, cause, or organization) in a way considered disloyal or treacherous
遗弃，背弃（人，事业，组织）
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he deserted his wife and daughter and went back to England. 他遗弃妻女，返回了英格兰。
[usu. as adj.
（一定数量的人）离弃（某地）
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the lobby of the hotel was virtually deserted. 旅馆大厅里几乎没有什么人了。
(of a quality or ability)fail (someone), especially at a crucial moment when most needed
（品质或能力在最需要时）舍弃，背离（某人）
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her luck deserted her. 运气（在她最需要时）离她而去。
[no obj.]
【军】 （士兵）擅离职守。
a dry, barren area of land, especially one covered with sand, that is characteristically desolate, waterless, and without vegetation
沙漠。
a lifeless and unpleasant place, especially one comprising or covered with a specified substance
荒原，不毛之地
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a desert of lead-mine spoil. 满是铅矿弃土的不毛之地。
a situation or area considered dull and uninteresting
沉闷乏味的境况（或地区）；荒漠
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a cultural desert. 文化荒漠。
like a desert
像沙漠的
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overgrazing has created desert conditions. 过度放牧已造成了荒漠环境。
uninhabited and desolate
无人居住的，荒凉的
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desert wastes. 无人烟的荒地。
a person's worthiness or entitlement to reward or punishment
应得的奖赏（或惩罚）
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the penal system fails to punish offenders in accordance with their deserts. 这一刑罚制度无法做到根据违法者的违法行径惩罚他们。
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get （或receive ）one's just deserts receive the appropriate reward or （more usually） punishment for one's actions 得到应得的奖赏；得到应受的惩罚those who caused great torment to others rarely got their just deserts． 那些给他人带来巨大痛苦的人很少受到应受的惩罚
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cultural desert 文化荒漠
真题例句：
"late Middle English： from Old French
