VERB
(用鑰匙)打開,開啟(門、房間、箱匣等的鎖)
If you unlock something such as a door, a room, or a container that has a lock, you open it using a key.
例句
He unlocked the car and threw the coat on to the back seat...
他用鑰匙打開車門,把外套扔到了后座上。
She unlocked the case and carefully lifted out the vase.
她用鑰匙打開了箱子,小心翼翼地拿出那只花瓶。