Throw them out if not used within two days.

如果在两天之内没使用的话，则应把它们扔掉。

youdao

I can help you complete the work within two days.

我可以帮助你在两天内完成这个工作。

youdao

(within) How am I to finish the work within two days?

这工作两天以内我怎么可能完成得了？

youdao

Within two days, the United States decided to send armed forces to aid South Korea.

VOA: special.2010.07.02

and they have to be completed within two days.

而你必须在两天内完成。

How long课堂 - SpeakingMax英语口语达人

Within two days, a military group from Boston left for Washington.

VOA: special.2009.08.13

Ramirez said he expects output will resume within two days after the flames are extinguished.

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Within two days, Google had swapped its 512-bit key for one that was 2048 bits long.

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Now, I finished the campaign by myself on the hardest difficultly within two days.

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