我得走了，我的莎士比亚课二十分钟之后就要开始了。

I gotta go now, my Shakespeare class starts at twenty minutes.

youdao

可二十分钟之后，一切全都变了。

Twenty minutes later, all that changed.

youdao

可二十分钟之后，一切全都变了。当祖母从洗手间走过的时候，她发现有股水流从门缝里涌出来。

Twenty minutes later, all that changed. Grandmother walked by the bathroom and noticed a torrent of water streaming out from under the door.

youdao