“起因”造句

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.

• #起因