noun🔗Share反応物Any of the participants present at the start of a chemical reaction"In the baking recipe, flour and sugar are key reactants that combine to form the cake. "ベーキングレシピでは、小麦粉と砂糖がケーキを形成するために結合する主要な反応物です。chemistrysubstancescienceChat with AIVocabulary GamePractice Reading