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Chọn ngôn ngữ của từ điển
to keep something under lock and key
/kˈiːp ˌɛstˌiːˈeɪtʃ ˌʌndɚ lˈɑːk ænd kˈiː/
to keep something under lock and key
01
to keep something private, hidden, or carefully protected
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Các ví dụ
The manager kept the documents under lock and key.
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