Home/benzalacetonebenzalacetone/ben-zal-as-i-tohn/US // ˌbɛn zælˈæs ɪˌtoʊn //苯乙酮,苯甲乙酮,苯乙醚,苯甲醚Definitionsn.名词 noun1 Chemistry.: benzylidene acetone. Level 5Browse all words →