unscrewed

英 [ˌʌnˈskruːd]

美 [ˌʌnˈskruːd]

v.  (被)旋松，拧开; 拧下…的螺丝
unscrew的过去分词和过去式

柯林斯词典

• V-ERG 拧开；旋开
  If youunscrewsomething such as a lid, or if itunscrews, you keep turning it until you can remove it.
  1. She unscrewed the cap of her water bottle and gave him a drink...
     她拧开水壶的盖子给他喝水。
  2. The base of the lamp unscrews for wiring and mounting.
     台灯的底座可以拧开来进行布线和安装。
• VERB (旋出螺丝以)拆卸，取下
  If youunscrewsomething such as a sign or mirror which is fastened to something by screws, you remove it by taking out the screws.
  1. He unscrewed the back of the telephone and started connecting it to the cable.
     他旋出螺丝打开电话机后盖，开始动手把话机跟电话线接上。

双语例句

• A protecting joint is added at power head rod joint in order to prevent power head rod joint abrasion when rod is screwed or unscrewed.
  在拧卸钻杆时为了保护动力头钻杆接头，防止其磨损，通常的做法是在该接头处联接一个保护接头。
• As they drove off, the other two tailors, who were false-hearted and envied him his good fortune, went into the stable and unscrewed the bear.
  当他们离开的时候，另外两个裁缝心地很坏很嫉妒小裁缝的好运气，于是走到熊栏里松开熊的指甲。
• It had been unscrewed from the wall and there was no evidence of a break-in, police said, indicating the thief or thieves knew how to get round the museum's security system.
  警方透露，犯人是直接拧开螺丝从墙上取走的画作的，作案现场并没有留下强行进入的痕迹，说明小偷知道如何避开博物馆的安全监控系统的监视。
• And Lincoln also unscrewed the pipe and unlocked himself.
  而林肯也拧开了管子并且挣脱了。
• He unscrewed the back of the telephone and started connecting it to the cable.
  他旋出螺丝打开电话机后盖，开始动手把话机跟电话线接上。
• She unscrewed the cap of her water bottle and gave him a drink.
  她拧开水瓶盖，让他喝了一口。
• The officer unscrewed the cap and put the bottle to his nostrils.
  那官员拧开瓶盖，把瓶子凑到鼻子底下。
• A ratchet wheel with a handle is sheathed on the core bar, and a screw can be easily screwed down or unscrewed by both hands.
  在芯杆上套上一个带有扳把的棘轮，双手并用，就可以较轻松地拧紧或卸下螺丝。
• The injector button head must be unscrewed one half turn to open the internal valve before injecting grease.
  在注入润滑油之前，注入器圆头螺栓必须拧松半圈，打开阀门内部部件通道。
• He unscrewed a jar of mustard.
  他拧开了芥子酱的瓶盖。