He unfastened the buttons of his shirt.他解开了衬衣纽扣.He once emerged from the toilets with his flies unfastened.有一次他裤链没拉就出了厕所。The buttons came unfastened.扣子松开了.Reaching down, he unfastened the latch on the gate...他伸手打开了门闩。...
他未经咀嚼就把食物咽下.He swallowed without chewing.她咽下了一粒梅核,几乎哽死.She swallowed a plum - stone and was almost chocked.我咬了一大块面包和奶酪,强咽下去之后开始说话。I bit into a hefty slab of bread and cheese. When I had got it down I started talking....