1·The cause of the fire is not yet known.
火灾的原因尚不清楚。
—— 《牛津词典》
2·The immediate cause of death is unknown.
造成死亡的直接原因不明。
—— 《牛津词典》
3·Unemployment is a major cause of poverty.
失业是贫困的主要原因。
—— 《牛津词典》
4·Unemployment was the chief cause of poverty.
失业是贫穷的主要原因。
—— 《牛津词典》
5·She was the unwitting cause of the argument.
她无意中引起了这场争执。
—— 《牛津词典》
6·It had been the cause of much emotional upset.
那便是使人情绪一落千丈的原因。
—— 《牛津词典》
7·Faulty wiring is the major cause of house fires.
错误的供电线路是房屋火灾的主要原因。
—— 《柯林斯英汉双解大词典》
8·The cause of the crash was given as engine failure.
撞车事故的原因被认定是发动机故障。
—— 《牛津词典》
9·Money is a major cause of strife in many marriages.
钱在许多婚姻中是导致冲突的一个主要原因。
—— 《柯林斯英汉双解大词典》
10·An inquest was held to discover the cause of death.
对死亡原因进行了调查。
—— 《牛津词典》