Oranges and watermelons have the relatively higher expenditure elasticities among winter and summer fruits, respectively.在冬季水果中以柳橙的支出弹性相对较高,夏季水果中则以西瓜的支出弹性较高.These are the dog days ; watermelons are just in season.现在是伏天,西...
Objective To explore the surgical treatment of congenital choanal atresia ( CCA ) .目的探讨先天性后鼻孔 闭锁 的手术时机和手术方式.Biliary atresia is a common, cholestatic disease of infancy of unknown cause with a poor prognosis.胆道闭锁(Biliarya...
这顿美餐是他母亲和他的姐妹们准备的。The feast was served by his mother and sisters.西德人喝葡萄酒，而他们东德的兄弟姐妹则喜欢喝杜松子酒。Whereas West Germans drink wine, their Eastern cousins prefer Schnapps.他的姐妹们都已成人，而他的父母亲也人到中年。His sisters are grown up and his pa...