首页英语词典pumicepumice英英释意

pumice

英 ['pʌmɪs] 美['pʌmɪs]
  • vt. 用轻石磨;用浮石去污;磨光
  • n. 浮石;轻石

英英释意


1. a light glass formed on the surface of some lavas; used as an abrasive