1·He had unscrewed the caps most of the way.
他已经快要把瓶盖拧开了。
—— 《柯林斯英汉双解大词典》
2·She unscrewed the cap of her water bottle and gave him a drink.
她拧开水瓶盖，给他喝了一口水。
—— 《柯林斯英汉双解大词典》
3·He unscrewed the back of the telephone and started connecting it to the cable.
他拧下电话后壳的钉子，开始把电话线连到电话机上。
—— 《柯林斯英汉双解大词典》
4·That morning while at work, Piechowski had unscrewed a bolt keeping the doors locked, so they could climb in.
那天早晨干活的时候，佩特罗夫斯基拧掉了一个锁门的螺栓，因此他们可以爬进去。
5·He unscrewed a jar of mustard.
他拧开了芥子酱的瓶盖。
6·The cover should be unscrewed not be dragged.
盖子是拧开的， 不是拉开的。
7·The officer unscrewed the cap and put the bottle to his nostrils.
海关官员拧开瓶盖，把瓶子放到鼻子底下。
8·The Officer unscrewed the cap and put the bottle to his nostrils.
海关拧开瓶盖，把瓶子放到鼻子底下。
9·The upper parts of all nozzles can be unscrewed for easy cleaning.
所有喷头的上部可以扭松，以方便清洁。
10·She unscrewed the back, fixed the mechanism and put it back together.
她旋开背板，修好了机件，再将背板装回去。