eindexethynylation./e-thahyn-l-ey-shuhn/US // ɛˌθaɪn lˈeɪ ʃən //乙炔化,乙炔化作用,乙炔酸化,乙炔化反应Definitionsn.noun · 名词1. Chemistry.›the process of introducing the ethynyl group into a compound.Level 5More words in e →