| 单词 | petro- |
| 释义 | petro- petro-1 a combining form meaning "rock," "stone," used in the formation of compound words: petrology. Also, petri-; esp. before a vowel, petr-. [ < Gk, comb. form of pétra rock, pétros a stone] petro-2 a combining form meaning "petroleum," "the extraction and export of petroleum," used in the formation of compound words: petrochemistry; petropower. [extracted from PETROLEUM] |
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