| 词汇 | petro- |
| 释义 | Definition of petro- in English:petro-combining formˈpɛtrəʊˈpɛtroʊ
Originsense 1 from Greek petros 'stone', petra 'rock'; sense 2 from petroleum. Definition of petro- in US English:petro-combining formˈpɛtroʊˈpetrō
OriginPetro- (sense 1) from Greek petros ‘stone’, petra ‘rock’; petro- (sense 2) from petroleum. |
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