This heated air, drawn down from the roof, then mixes with the greenhouse air as it reaches a second sea-water-moistened cardboard wall at the back of the greenhouse.
从屋顶吸出的这种热空气，在到达温室后部第二个被海水润湿的纸板壁时，便与温室空气混合。
2
All materials are of simple origin: facade and roof surfaces have corrugated metal sheets on the outside and painted cardboard plates on the inside.