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	by way of by word of mouth caged in caged in or caged up caged up cake walk calculated risk calf love call a halt call a spade a spade call back call down call down also dress down call even a snowflake a spade call for call girl call in doubt calling down calling down also dressing down call in question call in question or call into question or call in doubt call into question call it a day call it a night call it quits

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。