noun ダウンロード 🔗共有 熱分解 The decomposition of a material or compound due to heat, in the absence of oxygen or other reagents. Examples : "The pyrolysis of the old wooden chair produced a smoky smell. " 古い木製の椅子の熱分解は煙のような臭いを発した。 chemistry process material substance energy science technical industry AIとチャット語彙ゲーム読解練習