Read Edit View history 内丹 nèidān internal alchemy Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 内丹/內丹 · nèidān · internal alchemy 2026/03/04 内丹 / 內丹 nèidān internal alchemy Taoist internal alchemy 修炼内丹是道教修行的重要组成部分。 noun created sense Mar 4, 2026, 02:25 AM