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desertion of [noun]
desertion of 后接被遗弃或放弃的对象，强调未能履行责任。
His sudden desertion of his post left the team in chaos.
他突然擅离职守让团队陷入混乱。
遗弃；背弃；抛弃
先理解核心含义，再看它在真实句子里的用法。
遗弃；背弃；抛弃
the act of abandoning someone or something you have a duty or responsibility to support
His sudden desertion of his post left the team in chaos.
他突然擅离职守让团队陷入混乱。
遗弃的行为。
The act of deserting.
His sudden desertion of the team caused a lot of problems.
他突然抛弃团队，造成了很多问题。
She faced charges of desertion after abandoning her duties.
她因放弃职责而面临擅离职守的指控。
After years of hard work, his desertion of the cause came as a shock.
在多年努力之后，他对事业的背弃令人震惊。
desertion of 后接被遗弃或放弃的对象，强调未能履行责任。
His sudden desertion of his post left the team in chaos.
他突然擅离职守让团队陷入混乱。
desertion from 常用于军事或组织语境，表示从某处或某集体擅自离开。
Desertion from the army during wartime is a serious offense.
战时从军队开小差是严重罪行。
desertion among 用于说明某个群体内部发生遗弃或逃跑现象，可用复数形式。
Desertions among the rank and file were common during the siege.
围困期间，普通士兵中开小差的现象很常见。
Not this
He was punished for his desert from the army.
Use this
He was punished for his desertion from the army.
desertion是名词，表示“遗弃、擅离职守、开小差”；desert常作动词，表示“抛弃”，不能直接放在介词for后作名词。应该使用名词形式desertion。
Not this
The soldier was charged with dessertion.
Use this
The soldier was charged with desertion.
desertion来源于动词desert，拼写是desertion而不是dessertion；dessert指餐后甜点，是另一个词。请注意拼写和含义的区别。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
从军队开小差；当逃兵
He was court-martialed for desertion from the army.
他因从军队开小差而受军事法庭审判。
擅离职守；失职
The nurse was dismissed for desertion of duty.
那名护士因擅离职守被解雇。
遗弃配偶
Desertion of a spouse may lead to legal penalties.
遗弃配偶可能导致法律处罚。
逃兵指控
He pleaded guilty to a desertion charge.
他对逃兵指控认罪。
逃跑率
The desertion rate in the navy has fallen recently.
海军的逃跑率最近下降了。
Use desertion naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 desert（沙漠/抛弃）加上 -ion，联想“被丢在沙漠里”，就是遗弃或开小差。
语域：mixed 常见场景：军事、法律、正式写作 desertion 是一个比较正式的用词，通常用于军事或法律等专业语境，也常见于严肃书面语。日常口语中较少使用，更常说 leave someone 或 abandon someone。
这六个词都与 desertion (/dɪˈzəːʃən/) 押韵：重读元音均为 /əː/，且后面都跟 /ʃən/。注意拼写差别：assertion、insertion、exertion 和 desertion 一样用 -rtion，其中 t 不发音；version、conversion、aversion 用 -sion 发同一个音。注意不要混淆：dessert /dɪˈzəːt/（甜点）和 desert /ˈdezət/（沙漠）看起来像，但读音不同，也不与 desertion 押韵。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.