un
screw
第三人称
unscrews
现在进行时
unscrewing
过去式
unscrewed
过去完成时
unscrewed
1
拧开, 旋开
to release or detach something by rotating it in a counter-clockwise direction, thereby loosening its fastening or connection
- 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。
- She unscrewed the light bulb from the socket to replace it with a new one.
她拧下了灯泡以便更换一个新的。
- They unscrewed the old antenna from the roof of the house.
他们从房子的屋顶上拧下了旧天线。
- The plumber unscrewed the pipe fittings to fix the leak.
水管工拧开了管道配件以修复泄漏。
2