英语词汇“under lock and key”的意思、释义、用法及双语翻译-时代网

词汇	under lock and key
释义	under lock and key securely kept 妥善保管；置于极安全之处 * The important documents are all under lock and key. 重要文件都已妥善保存起来了。
随便看	Education-topic immersion Education-topic immersion Education-topic ineducable Education-topic ineducable Education-topic infirmary Education-topic infirmary Education-topic intake Education-topic intake Education-topic intelligence quotient Education-topic intelligence quotient Education-topic interdisciplinary Education-topic interdisciplinary Education-topic introductory Education-topic introductory Education-topic invigilate Education-topic invigilate Education-topic IQ Education-topic IQ Education-topic janitor Education-topic janitor Education-topic learning curve Education-topic learning curve Education-topic lesson Education-topic lesson Education-topic letter 铁证铁证如山铁路铁蹄铁轨铁达铁达铁道铁道兵铁鎝铁钉铁钎铁铣铁铮铮铁链铁锁链铁锅铁锈铁锚铁锤铁锨铁锹铁镐铁镖铁门铁闷子车

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