And because of this fiendishly clever encryption system, the 20 or 30 -- we don't know exactly -- thousand sites that operate there are incredibly difficult to shut down.
因为这个机智到可恶的转换系统， 两万或三万 -- 我们不知道到底有多少 -- 在它上面运营的成千上万的网页 都基本不可能被关闭。