- 继续行进；继续航行：
The boat ran on smoothly.
小船顺利地继续向前航行。
- 喋喋讲个不休：
She will run on for hours about her romantic deeds.
提起她的风流韵事她能连续讲好几个小时。
- (时间)流逝：
How time runs on!
时光过得多快呀!
- 继续下去：
Don't interrupt him.Let him run on.
别打断他的话，让他讲下去。
- 连写(字母等)：
The pupils are learning to run their letters on.
学生们正在学习把字母连起来写。
- 靠(某种动力或燃料)运转：
This kind of walking tractor runs on diesel oil.
这种手扶拖拉机靠柴油运转。
- (使)撞在…上：
The ship ran on rocks.
轮船触礁了。
- (谈话等)涉及；(脑子里)总是想着：
His talk ran on recent developments in science and technology.
他的讲话涉及科技的新动态。
Her mind keeps running on the college entrance examination.
她的脑子里总是想着高考。