英语词组under lock and key是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	under lock and key
释义	under lock and keyadv. phr.Secured; locked up; well protected. 妥善保存着；锁起来；安全锁藏着。◆ Dad keeps all his valuables under lock and key.爸爸把他的贵重物品统统锁了起来。
随便看	old as the hills old bag old boy network old college try old country old flame old guard old hand old hat old head on young shoulders old maid old stamping ground old story old-timer old world olive branch on on on account on account of on a diet on a dime on-again, off-again on-again, off-again on all fours

英语词组固定搭配大全包含9718条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。