1
vow to do sth
She vowed to never lie again.
她发誓再也不说谎了。
立誓；郑重承诺
vowed — past of vow
先理解核心含义，再看它在真实句子里的用法。
立誓；郑重承诺
make a vow; promise
She vowed to never lie again.
她发誓再也不说谎了。
发誓；承诺。
To make a vow; to promise.
就(某事)发誓。
To make a vow regarding (something).
发誓；承诺
make a vow; promise
公开宣称已立誓,通常表示决心或宣布报复。
To declare publicly that one has made a vow, usually to show one's determination or to announce an act of retaliation.
vow
Base
原形
vows
3rd person
第三人称单数
vowing
-ing
现在分词
vowed
Past
过去式
vowed
Past participle
过去分词
I vow to always be honest.
我发誓永远诚实。
He vowed revenge.
他发誓要报复。
She is vowing to improve her health.
她正在发誓要改善健康。
常见用法：做出承诺或誓言
After losing his wallet once, he vowed to check his pockets before leaving home.
丢过一次钱包后，他发誓出门前要检查口袋。
AI contextual example
The coach vowed that the team would train harder after the defeat.
教练发誓球队在这次失败后要更加努力训练。
AI contextual example
She vows to drink more water every day.
她发誓每天多喝水。
AI contextual example
He vowed never to drink alcohol again
他发誓再也不喝酒了
WordNet
She vowed to never lie again.
她发誓再也不说谎了。
He vowed that he would return.
他发誓一定会回来。
这种结构较为正式，宾语常为抽象名词。
They vowed eternal friendship.
他们发誓要永远做朋友。
Not this
He vowed that he will help.
Use this
He vowed that he would help.
vow 的过去式 vowed 后接 that 从句时，从句的时态应后退一步（过去将来时），因为主句是过去时。
Not this
He vowed for his friend.
Use this
He vowed to help his friend.
vow 作为动词不直接接 for 引导的对象，而是使用不定式 to 表示承诺的内容，受中文‘为…发誓’影响而误用 for。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
发誓要做某事
She vowed to finish the project on time.
她发誓要按时完成这个项目。
发誓报仇
He vowed revenge against those who betrayed him.
他发誓要向背叛他的人报仇。
宣誓效忠
The soldiers vowed allegiance to their new commander.
士兵们向新指挥官宣誓效忠。
发誓保持沉默
They vowed silence about the incident.
他们就此事发誓保持沉默。
发誓绝不做某事
I vowed never to make the same mistake again.
我发誓绝不再犯同样的错误。
我向你宣誓，我的祖国，胜过世间一切。
This line is from the British patriotic hymn “I Vow to Thee, My Country,” often performed at royal weddings and memorial services.
这句话出自英国爱国赞美诗《我向祖国宣誓》，常在王室婚礼和纪念仪式上演唱。
Use vowed naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想记忆：vow 发音像 wow，发誓时心中惊叹“Wow！我郑重承诺！”记住 v 开头的 vow 是誓言。
语域：formal 常见场景：wedding vows、formal speeches、news reports、literary writing 作为动词，vow 多用于正式或庄重的场合，比如婚礼誓言、公开承诺或文学叙述；在日常口语中不常用，更常说 promise。
通常后接不定式或that从句，表示郑重承诺或发誓。
Dictionary facts from ECDICT, WIKTIONARY.