There are innumerable variations on the folktale, but the basic story is the same throughout Europe.这个民间传说有无数个版本，但是基本情节全欧洲都一样。There are an infinite number of solutions to the problem.这道题的解答方法有无数个。Paul had arrested countless men like this one before and was expecting a clean, quick job.保罗在此之前曾逮捕过无数个这样的家伙，他估计这次能手到擒来。