Next came the snow cover roofs.
接下来就是雪要覆盖屋顶。
The physics behind cool roofs is simple.
“降温屋顶”背后的物理原理十分简单。
BLOG: White Roofs Help Cities Chill out.
部落格：白色屋顶有助于城市“降温”。
This can include rubble (brown) roofs.
这可能包括碎石(褐色)屋顶。
Green roofs are necessity, not a luxury.
屋顶花园是必需品，而不是奢侈品。
Black house roofs are a mirror to the smoke.
黑色的屋顶是烟的镜子。
And then of course these roofs are longevity.
当然这些房顶更加长寿。
The heavy wind blew roofs off in several cities.
在好几个城市大风掀掉了屋顶。
Rain gardens and green roofs manage storm water.
雨水花园和绿色屋顶可用于储存雨水。
The slopes of the roofs are shown in the figure.
图中表示出顶部的斜度。
Set up scaffolding to provide safe access to roofs.
设置脚手架，以提供通往屋顶的安全通道。
Smoke hung over the roofs in the direction of the Halles.
菜市场那边的屋顶上冒着烟。
People put them high up on the roofs of their houses.
人们把他们立在自己的屋顶上。
So terrible was the storm that whole roofs were ripped off.
这场暴风雨真可怕，整个屋顶都被欣翻了。
All the house were of wood with red-painted iron roofs.
房子全是木制的，房顶有刷有红漆的铁板制成。
The roofs were too low. In cars he could not move his legs.
因为顶蓬对他来说太低了。在汽车里，他的腿不能动。
Green roofs are an important part of an urban afforestation.
绿色屋面是城市绿化的重要组成部分。
So terrible was the storm that the whole roofs were blown off.
暴风雨如此厉害，整个屋顶都被吹掉了。
That's what I said, they always believe their roofs are the best.
就像我说的，你们总认为自己的屋顶最好。
But some were too late. The heavy snow caused some roofs to collapse.
但有些已经来不及了，厚重的雪导致一些屋顶坍塌。
American shingles are lighter because their roofs are mainly in wood.
美国的玻纤瓦重量要求很轻是因为他们的屋顶主要是木质的。
The roofs protect the floor-to-ceiling glass from direct sun radiation.
屋顶可以保护落地玻璃免受太阳的直接辐射。
The roofs keep green in four seasons, and become actual "air gardens".
楼顶上一年四季瓜菜常绿，成了名副其实的 空中菜园 。
Sometimes, higher maintenance cost or roofs unable to handle the weight.
有时，昂贵的维护成本或楼顶的承重限制也使人们望而却步。
Painting roofs white is also safe... but not likely to make much impact.
把房顶涂成白色也很安全，但是这对减少全球变暖可能不会有多大效果。
Painting roofs white is also safe... but not likely to make much impact.
把房顶涂成白色也很安全，但是这对减少全球变暖可能不会有多大效果。
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