If a student realizes the challenge as well as the fact that anyone has youth but once, he or she will never let youth down and help knowledge always hold the lead in the race against time.

如果一个学生能意识到这一挑战以及一个人的青春只有一次的事实，那他(她)就不会辜负青春，使知识在与时间的赛跑中永远处于领先地位。

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A spokesman said the rescue operation was a race against time.

一位发言人说该营救工作是在与时间赛跑。

《柯林斯英汉双解大词典》

It was a real race against time to get the project done.

完成这个项目真是一场与时间的赛跑。

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But despite that assurance, officials admit India will have to race against time to successfully host the Games, because much of the work is behind schedule.

VOA: standard.2009.09.14

And of course we have a, we have to race against the time

但是我们不得不与时间赛跑，

拍摄纪录片 - SpeakingMax英语口语达人

Once you accept that, it's almost a relief not having to worry about the injury and the race against time.

CNN: Defending champion Wiggins out of Tour de France

Like all touring teams the Lions face a race against time to be ready for the Tests but I am convinced the Springboks will be undercooked when they play the first Test on 20 June.

BBC: Jeremy Guscott column

The Greek authorities faced a race against time to get the Athens Olympic Park ready for the 2004 games.

BBC: London 2012 Olympic Park in Stratford 'nearly ready'