The hour hand of a clock can go back to the starting point,but it's not yesterday any more是什么意

问题描述:

The hour hand of a clock can go back to the starting point,but it's not yesterday any more是什么意

字面意思是“时钟的时针能回到起点(0点),可(已经)不再是昨天了.”
意思是 时光一去不复返