cause.

常见例句

A benign tumour will not cause you any fatal harm.
良性肿瘤不会对你有致命的伤害。
It's certain that every effect must have a cause.
无疑，每个结果必定有其原因。
The earthquake may cause a region to fall in.
地震可以使一个地区下陷。
Inequalities in wealth cause social unrest.
贫富不均可造成社会动荡。
Unhappiness is the root cause of his illness.
不开心是他生病的根源。
A swine over fat is the cause of his own bane.
猪因壮死（象以齿焚）。