ổ khóa

a mechanism for keeping a door, window, lid, or container fastened, typically operated by a key.

ổ khóa

a short section of a canal or river with gates and sluices at each end which can be opened or closed to change the water level, used for raising and lowering boats.

ổ khóa

fasten or secure (something) with a lock.

ổ khóa

restrict access to the full functionality or data of (a computer, mobile phone, file, etc.), especially by requiring a user to verify their identity with a passcode or other form of authentication.