英语听力：自然百科 真实的庞贝—13（在线收听）

In the main part of the building, it's striking how open and visible everything is. If you want to find where the slaves are, where the people who do the real work, you've got to go around the corner to the invisible beats and know no eye wants to come in this part of the house. It's strange sort of dogleg, suddenly we've lost all the beautiful decoration, we are down to walls with, if they're plastered, these walls are plastered. It's very very plain plaster, there is no color on it. And over here, we have a series of rooms, so they're evidently service rooms. Through that there is a stable, and they found a cart and various agricultural instruments in it. In here, a sort of service rooms. And it's in these that the slaves must live and work.