1.放松;解开;松开
1.to move the part that holds something together, especially on a piece of clothing or a belt
1.Tess, with a curiously stealthy yet courageous movement, and with a still rising colour, unfastened her frock and began suckling the child.
苔丝脸上的红晕越来越红，她用悄悄的但是大胆的动作解开上衣的扣子，开始喂孩子吃奶。
2.her nightdress had slipped down on her shoulders , and her hair , unfastened and entangled , flowed over them in masses.
她的睡衣滑了下来，头发松开，乱蓬蓬的，披散在双肩上。
3.He had unfastened his collar and a good bit of his flannel shirt front.
他的领口松开着，露出质地良好的法兰绒衬衫。
4.They unfastened my handcuffs , opened the door, and led me to the prisoner's dock.
他们给我摘下手铐，打开门，让我走到被告席上去。
5.As soon as it was quiet, Hansel got up, put on his little coat, unfastened the door, and slipped out.
刚刚安静下来，汉斯就起来了，穿上了他的小外套，门没有拴上，他溜了出去。
6.Your seat belt is fastened, adjusted and unfastened like this.
安全带像这样系好，调整，松开。
7.She stopped near the Major. Slowly she unfastened the buttons of the jacket and removed it.
她在离少校不远处停住脚步，缓缓地解开短外衣的扣子，把它脱了下来。
8.he unfastened the door in the ivy - laced wall , and waited.
他把那扇开在爬满长春藤的墙壁上的门打开，等候着。
9.A. The buttons on my coat have come unfastened. B. The buttons on my coat are unfastened.
我上衣的扣子都松开了。
10.He unfastened the buttons of his shirt.
他解开了衬衣钮扣。