tephra
/ˈtefrə/noun
mass noun
- Geology rock fragments and particles ejected by a volcanic eruption【地质】火山灰。
词源
1940s: from Greek, literally 'ash, ashes'.
| 单词 | tephra |
| 释义 | tephra/ˈtefrə/noun mass noun
词源 1940s: from Greek, literally 'ash, ashes'. |
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