英语习语：

on the dot 准时；正点

——Did you and Amanda really meet exactly five minutes to two in front of the theatre? (你和Amanda确实在差5分两点的时候到达剧院门口了吗？)
——Yes, we were both there on the dot. (是的，我俩都准点到达。)

双语例句：
It was also finite, easy to do well, and ended on the dot of 6pm.
工作令人开心，工作量也有限，容易干好，而且能够下午6点准时下班。

He always leaves work at six on the dot. He won't work an extra minute.
他六点钟总是准时下班。他不会多工作一分钟。

The train arrived on the dot of three o'clock.
那辆火车三点钟准时到达。

He arrived at 9 on the dot. I thought he'd be late.
他9点准时到了，我本以为他会迟到。