petro-
combining form /petrəʊ/, /petrə/, /pəˈtrɒ/
/petrəʊ/, /petrə/, /pəˈtrɑː/
in nouns, adjectives and adverbs- connected with rocks
岩石的 - petrology
岩石学
- petrology
- connected with petrol
石油的;汽油的 - petrochemical
石油化学产品
- petrochemical
词源sense (1) from Greek petros ‘stone’, petra ‘rock’; sense (2) from petroleum.