炼丹 liàndān alchemy Origin Definitions Defs Strokes Stroke Words Sentences Sents 1 sentence 传说他在深山中隐居，开炉炼丹。 chuánshuō tā zài shēnshān zhōng yǐnjū, kāilú liàndān. Legend has it that he lived in seclusion in the deep mountains, refining elixirs. Source: Dong Chinese Dictionary