Read Edit View history 吡啶 bǐdìng pyridine Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 吡啶 · bǐdìng · pyridine 2026/03/04 吡啶 bǐdìng pyridine pyridine C5H5N (loanword) 吡啶是一种常用的有机溶剂。 noun created sense Mar 4, 2026, 02:25 AM