难以排出体外??? That's not impossible.

来源: 于 2014-11-19 11:41:32 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次
So what are the best ways to get 'em out!?

There was a post the other day talking about marathoners don't get cancer.
Extreme maybe, but maybe there is a link?