Once time is wasted, life is wasted.

译：一旦时间浪费了，生命就浪费了。

youdao

You cannot improve your past, but you can improve your future. Once time is wasted, life is wasted.

你不能改变你的过去，但你可以让你的未来变得更美好。一旦时间浪费了， 罼生命就浪费了。

youdao

You cannot improve your past, but you can improve your future. Once time is wasted, life is wasted.

你不能改变你的过去，但你能够让你的未来变得更完美。一旦时刻浪费了，性命就浪费了。

youdao

That's why I must decide on something at once while there is still time, before I am famous.

VOA: special.2009.09.20

So in other words, every time I merge the point that I kept emphasizing verbally there and that I'm only touching each number once, means that we have to account for the amount of time it takes to merge N which is going to be just N. Now, this is again one of these cyclical answers.

换言之，之前在做合并时,我不停地强调,对每个数字我只碰了一次，这就是说,我们要记录合并所花的时间量,也就是这里的,这又是一种循环性的答案。

哈佛公开课 - 计算机科学课程节选

All right, so here once again is our same matrix with me and my pair, choosing actions Alpha and Beta, but this time I'm going to put numbers in here.

我们首先讨论我和我对手,选择α或β的矩阵,不过这次我们用数字来表述

耶鲁公开课 - 博弈论课程节选

He accepts that only a prison sentence is justified, and that once his time is served his release is not, and cannot be, a formality or matter of routine.

BBC: Full statement from James Bulger killer Jon Venables

The government claims one quarter of those taking part in the project are likely to stay on once their time is up.

CNN: Santiago: South America's Silicon Valley?

Once it is time to test your luck -- and possibly make your fortune -- follow the locals downtown to the original "Glitter Gulch", where the magic all began.

BBC: Vintage Las Vegas