刚刚查了下，我们这

不大妙。这样说的：limit hosts to one listing at a time — a reasonable measure to prevent them from essentially operating as unregulated hotels.

还要研究一下。其他大城市也不大妙丝的：http://www.nytimes.com/2016/06/29/technology/airbnb-sues-san-francisco-over-a-law-it-had-helped-pass.html?_r=1