This one is evidently constructed expressly for our cold and rainy skies.It has a roof almost as flat as roofs in the East,which involves sweeping the roof in winter,when it snows; and of course roofs are made to be swept.

• 显然，这座交易所是特意为我们寒冷而多雨的天气建造的，它的屋顶几乎是平坦的，就像近东的那样，这样做是冬天一下雪，便于清扫屋顶，更何况一个屋顶本来就是为了便于打扫而造的。