petro-
/ˈpɛtrəʊ/combiningForm
1Of rock; relating to rocks: petrography
2Relating to petroleum: petrodollar
Origin
sense 1 from Greek petros 'stone', petra 'rock'; sense 2 from petroleum.
| 单词 | petro- |
| 释义 | petro-/ˈpɛtrəʊ/combiningForm 1Of rock; relating to rocks: petrography 2Relating to petroleum: petrodollar Origin |
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