pozzolana
/ˌpɒtswəʊˈlɑːnə/noun
mass noun
- a type of volcanic ash used for mortar or for cement that sets under water白榴火山灰。
词源
early 18th cent.: from Italian， from pozz（u）olana '(earth) of Pozzuoli'， a town near Naples.
| 单词 | pozzolana |
| 释义 | pozzolana/ˌpɒtswəʊˈlɑːnə/noun mass noun
词源 early 18th cent.: from Italian， from pozz（u）olana '(earth) of Pozzuoli'， a town near Naples. |
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