← 単語を見るに戻るprecursornoun#34,753訳語先駆せんく先達せんだつ前駆ぜんく前兆ぜんちょう英語の定義a substance from which another substance is formed (especially by a metabolic reaction)例文Domestic corn's wild precursor was teosinte.似ている単語precursorsprecurecursorprecutpreceptorrecurs← seagalencephalitis →