| 单词 | pumice |
| 释义 | pumice/ˈpʌmɪs ||; ˈpʌmɪs/(also pumice stone) noun [u] a type of grey stone that is very light in weight. it is used as a powder for cleaning and polishing, and in larger pieces for rubbing on the skin to make it softer. 浮石；浮岩 pum·ice /`pʌmɪs; ˈpʌmɪs/n [c,u]very light rock from a volcano 浮石，轻石 |
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