1.起[扭松](...的)螺丝;取下(螺丝)
1.to open something by twisting its lid or top
2.to remove the screws from something
1.Dillon said he unscrewed the dial of the watch and used a sharp instrument to mark the historic day on the president's watch.
Dillon说，于是他拧开了表盘，用锋利工具将这一历史时刻刻入了总统的表中。
2."It cost how much you pay, my friend, " he said mysteriously as he unscrewed the lids off his bottles.
“你愿意付多少就多少，朋友。”他故作神秘地说，一边拧下鞋油瓶盖。
3.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。
4.It is not, all the same, like in the formulae so nicely put forward by little Hans that "the little tap is unscrewed" !
这仍然不像小汉斯微妙维肖所提出的公式：「塞子松开了！」
5.The shampoo bottle head had been unscrewed completely and spilled on the floor, seeping into the mat.
洗发水的瓶盖拧开了，都流到了地上，渗进地毯里。
6.It should be sealed with a screw on cap that can be unscrewed easily, with cubic capacity of 8-11 ml, and sterile inside with no reagents.
针筒顶部使用容易拧掉的螺丝帽密封，容积为8-11毫升，内部无菌，不含任何试剂。
7.The Officer unscrewed the cap and put the bottle to his nostrils.
官员拧开盖子，然后把瓶子放到自己的鼻孔边（鼻子底下）。
8.The Russians who cleaned the Embassy simply unscrewed the bolts(which were well oiled)on the security door lock and walked straight in.
负责打扫使馆的俄国人只需打开安全门上的紧锁螺栓（上过不少油），即可径直进入机房。
9.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。
10.The crew unscrewed the screws from the sewing - machine and chewed them.
船员们从缝纫机上旋下螺钉并咀嚼它们。