关于厌食的起因存在颇多争论。The causes of anorexia are much debated.最新研究使人们进一步了解了这种疾病的起因.Recent research has cast new light on the causes of the disease.消防队员对这场火灾的起因困惑不解.The firemen were in a puzzle about the cause of the fire....
He gave Dixon a mutinous glare.他朝狄克逊恶狠狠地盯了一眼.Excuse me, Mr Dixon, have you got a minute to spare.对不起, 狄克逊先生, 您能耽误一分钟吗.Indiana had a history of bigotry unequaled north of the Mason - Dixon line.印地安纳州的种族偏见的历史在 梅森——迪克森 线以北是...