Read Edit View history 碳化氢 tànhuàqīng hydrocarbon Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 碳化氢/碳化氫 · tànhuàqīng · hydrocarbon 2026/03/04 碳化氢 / 碳化氫 tànhuàqīng hydrocarbon hydrocarbon 碳化氢是石油和天然气的主要成分。 noun created sense Mar 4, 2026, 02:25 AM created reference approved 碳化氢/碳化氫 → 烃/烴 (same_as) 2026/03/04 碳化氢 / 碳化氫 tànhuàqīng 烃 / 烴 tīng same_as created reference Mar 4, 2026, 02:25 AM