珍惜时光

Time flies.光阴似箭。

Time and tide wait for no man.时不我待。

To save time is to lengthen life.节约时间就是延长生命。

Time stays not the fool’s leisure.时间不等闲逛的傻瓜。

Lost years are worse than lost dollars.失去时光金不换。

Time is money.时间就是金钱。

Time has wings.光阴去如飞。

Time lost cannot be won again.时光一去不复返。