Roll some layers of the aluminum shed with controlled strength covering the spaghetti foam lifeguard.
滚动的铝棚层与控制强度，覆盖面条泡沫救生员。
2
A modern roll typically has a surface covering of 35-40 mesh fabric, and the water held in the mesh is flung into a collecting pan on the upstream side.
典型的现代水印辊表面覆盖35 - 40目的网子，网子里收集的水被排到上游的一个集水盘中。
3
Mr. Trabb had sliced his hot roll into three feather-beds, and was slipping butter in between the blankets, and covering it up.