比较continual和continuous.

*continual一般指多次重复的动作: （尤作贬义) going on all the time without stopping, or repeatedly 继续不断的; 一再重复的:

Please stop your continual questions. 请不要再接二连三地提问了.

He was continually late for work. 他上班总是迟到.

*continuous: going on without stopping or being interrupted 继续不停的; 不间断的:

They chattered continuously for an hour. 他们唠唠叨叨足有一个小时.

a continuous flow of traffic 接连不断的来往车辆.