英语词汇“swear up and down”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	swear up and down
释义	swear up and down idiom US : to state (something) very strongly and sincerely : to insist She swore up and down (that) she didn't do it.
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swear up and down