It was certainly useful to have her there to chauffeur him around.有她在那儿还是挺有用的,能开车带他到处跑。He wrested the suitcase from the chauffeur.他从司机手里抢过手提箱。a long black chauffeur-driven limousine由专职司机驾驶的黑色豪华加长轿车...
缺少维生素D的饮食可能导致软骨病.A diet deficient in vitamin D may cause the disease rickets.富人的狗可以得到穷人的孩子为了避免软骨病而必须饮用的牛乳.Richs'dog may receive the milk that a poor child needs to avoid rickets.低水平的维他命D能导致像软骨病和骨质酥松症等疾病.Low level le...