If you suffer from these problems you can file them down with a pumice stone.
如果你遭受这些问题，你可以用一块磨脚石把它锉去。
According to Gerard Kuiper, of the University of Chicago, the escape of gases from the moon's magma may have given the satellite a light, porous consistency, like that of a pumice stone.
芝加哥大学的Gerard Kuiper则提出，可能是月亮上岩浆气体的逃逸赋予了这颗星球轻飘多孔的硬度，就好象浮石那样。
Cancellous stone: water stone, flower, pumice, coral rock, etc.
松质石料：吸水石、芦管石、浮石、珊瑚石等。
The best way to de-fuzz a sweater: use a pumice stone.
平顺起球的毛衣最好的方法是用浮石。
Aggregate use and considerable resources under the circumstances, the use of fly ash, slag, sand, stone, ceramic, pumice, perlite, etc. (or not added).
集料根据用途及相当资源情况，可选用粉煤灰、矿渣粉、沙子、石粉、陶粒、浮石、膨胀珍珠岩等(也可不加)。
The frames and slabs are filled with pumice stone which is enclosed by plywood sheets after pipework has been installed.
在管道系统安装完成后，浮石填充进通过胶合板材封闭的框架和楼板。
The frames and slabs are filled with pumice stone which is enclosed by plywood sheets after pipework has been installed.
在管道系统安装完成后，浮石填充进通过胶合板材封闭的框架和楼板。
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