When the bullae are subepidermal, they are tense, and ulceration and scarring may result.如果大疱位于表皮下, 则疱壁紧张, 最终可能形成溃疡和瘢痕.In advanced stage in 15 cases, chronic bronchitis, pulmonary interstitial fibrosis and pulmonary bull...
他用手抹了抹嘴，然后打了个响亮的饱嗝。He wiped his hand across his mouth, then belched loudly.那些男人, 吃得直打饱嗝, 解开了背心的钮扣.The men, gorged with food , had unbuttoned their vests.不能在别人面前打饱嗝.In front of the others can't burp....
The workers live in shanties outside the factory.工人们住在工厂外面的小棚屋内.Fully 30% of the poor could not even afford access to illegal shanties.足足有 30%的贫困人口甚至连非法窝棚都住不起。...one of my father's favourite sea-shanties.我父亲最喜爱的船夫曲之...