Read Edit View history 大地洞 dàdìdòng cavern Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 大地洞 · dàdìdòng · cavern 2026/03/04 大地洞 dàdìdòng cavern cavern 探险家们发现了一个巨大的大地洞。 noun created sense Mar 4, 2026, 02:25 AM