pumice

美 [ˈpʌmɪs]
英 ['pʌmɪs]
  • n.浮岩
  • v.用浮石磨
  • 网络轻石;浮石粉;浮石磨料
复数:pumices  单数:pumice stone  复数:pumice stones  
pumice
n.
1.
浮岩,浮石(一种火山玻璃,其粉末用于清洁抛光以及使皮肤光滑)a type of grey stone that comes from volcanoes and is very light in weight. It is used in powder form for cleaning and polishing, and in pieces for rubbing on the skin to make it softer.

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