to unscrew
01
拧开, 旋开
to release or detach something by rotating it in a counter-clockwise direction, thereby loosening its fastening or connection
例子
He unscrewed the lid of the jar to open it.
他拧开了罐子的盖子来打开它。
The mechanic unscrewed the bolts to access the engine compartment.
机械师拧下螺栓以进入发动机舱。
02
拧开, 松开
loosen by turning
