Read Edit View history 含油岩 hányóuyán oil-bearing rock Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 含油岩 · hányóuyán · oil-bearing rock 2026/03/04 含油岩 hányóuyán oil-bearing rock oil bearing rock 科学家在这片区域发现了含油岩。 noun created sense Mar 4, 2026, 02:25 AM