| 释义 |
DictionarySeelockunder lock and key
under lock and keySecurely hidden away. I keep my grandmother's secret recipe under lock and key so that no one can steal it.See also: and, key, lockunder lock and keySecurely locked up, as in He keeps the wine under lock and key. [First half of 1500s] See also: and, key, lockunder lock and key securely locked up.See also: and, key, lockunder ˌlock and ˈkey locked up in prison, in a safe, etc: The escaped prisoners are now safely under lock and key. ♢ The exam papers must be kept under lock and key until half an hour before the exam.See also: and, key, lock under lock and key Securely locked up.See also: and, key, lockEncyclopediaSeeLockAcronymsSeeULK |