I kept him out of his bed another twenty minutes, and I knew every inch of the business premises before I shook hands with Ewbank in my room.

我又让他离开了床 20 分钟，在我和 Ewbank 在我的房间里握手之前，我对营业场所的每一寸都了如指掌。

We were now at the bottom of the exact fellow to the narrow stone stair which we had just descended: the yard, or well, being the one part common to both the private and the business premises.

我们现在正处于我们刚刚走下的狭窄石阶的最底层：院子，或者井，是私人场所和商业场所共有的部分。

Common examples are office costs like stationery or phone bills, travel costs, stock or raw materials you might sell on, paying for advertising or marketing, plus the cost of your business premises, even if you work from home.

常见的例子是办公成本， 如文具或电话费、差旅费、 您可能用来出售的库存或原材料、支付广告或营销费用，以及您的营业场所成本，即使您在家工作也是如此。