英语词汇“a canary in the coalmine”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	a canary in the coalmine
释义	a canary in the coalmine something that acts as an early warning of a problem or danger See full dictionary entry for canary
随便看	otoscopic otoscopy ototoxic ototoxicity OTP Otranto OTT ottar ottar ottava ottava rima ottavino Ottawa otter otter board Otterburn otter hound otter shell otter shrew otto otto Otto cycle Otto engine Otto I Otto IV

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