| 单词 | petr |
| 释义 | petr- in British Englishprefix a variant form (before a vowel) of petro- petro- in British English or before a vowel petr- combining form 1. indicating stone or rock petrology 2. indicating petroleum, its products, etc petrochemical 3. of or relating to a petroleum-producing country petrostate Word origin from Greek petra rock or petros stoneDefinition of 'petr-' |
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