学习如何在英语句子中使用 under lock and key。超过 5 条精选例句，附带译文。适配手机，完全免费。由 Mate 提供支持。
The royal jewels are kept under lock and key.
I keep the master copy under lock and key.
She's been under lock and key for the past 24 hours.
Put it under lock and key.
If it was him we can have him under lock and key in 24 hours.
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