| 释义 |
pumice stone pumice (stone) /ˈpʌm.ɪsˌstəʊn/ aep /-ˌstoʊn/ noun [C or U] ► F0 a type of grey, light stone that is used in pieces or as a powder for rubbing things to make them smooth: » Pumice is produced in volcanic eruptions.» You can use a pumice stone in the bath to remove dry skin from your feet.Thesaurus+: ↑Toiletry and perfumesThesaurus+: ↑Types of rock , ↑Precious and semi-precious stones |