通常情况下，这些问题都是在比赛举办前的几天或者几周内以书面的形式写出来的。
Usually, the questions are written days, if not weeks, before the competition is held.
让我们通过一个视频来看看这个未来几天或者几周内会在大学生群体中爆炸性流行的程序的一些精彩内容吧。
Take a look at the video for some highlights on an app we're willing to bet will explode in popularity among the college student population in the coming days and weeks.
在几周内，你可能还不能够通过声波图或者多普勒超声听到婴儿的心跳，但当你最终听到时，那快速的断断续续的节奏巩固你身体里有个小生命的证据。
While you may not be able to hear the heartbeat through a sonogram or Doppler for a few weeks yet when you finally do the rapid staccato beats will be concrete evidence of the life inside you.
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