珍惜每一天，用英语怎么说？

Cherish/treasure every day.

Cherish用得相对多点

cherish every day
珍惜每一天

let's cherish our daily life
让我们珍惜每一天的生活!

Make everyday count.--李阳老师的名言

Everyday is A Gift
To make each day count.

Treasure every day