| 释义 |
pumicepum·ice /ˈpʌməs / ( ˈpumice stone) noun [uncountable] a type of gray stone that comes from a mountain with a hole in the top (a volcano) 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.浮岩，浮石（火山喷发形成，可用于清洁抛光、光滑皮肤） |