unscrew基本解释
v.旋开盖子；取下（螺丝）
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过去式: unscrewed 过去分词: unscrewed 现在分词: unscrewing 第三人称单数: unscrews
v.旋开盖子；取下（螺丝）
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过去式: unscrewed 过去分词: unscrewed 现在分词: unscrewing 第三人称单数: unscrews
verb
1. loosen something by unscrewing it
e.g. unscrew the outlet plate
2. loosen by turning
e.g. unscrew the bottle cap
1. 拧开；旋开
If you unscrew something such as a lid, or if it unscrews, you keep turning it until you can remove it.
e.g. 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。
e.g. 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。
2. (旋出螺丝以)拆卸，取下
If you unscrew something such as a sign or mirror which is fastened to something by screws, you remove it by taking out the screws.
e.g. 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。
1. unscrew的近义词
1. 从...旋出螺丝, 旋开, 旋松：unloading卸,去载 | unscrew从旋出螺丝, 旋开, 旋松 | unsymmetry不匀称
2. 松螺丝：unsaturated vapor末饱和蒸汽 | unscrew松螺丝 | unscrewing拧下
3. 拧松螺纹：unscreened 未屏蔽的 | unscrew 拧松螺纹 | unsealedreservoir 非封闭油气藏
4.
4. 拧松：unscheduled 非预定的 | unscrew 拧松 | unseaworthiness 不适航
