eth·yne /ˈɛˌθaɪn, ɛˈ/ 乙炔
eth·yne /ˈɛθˌaɪn, ɛˈθaɪn/ 名詞 乙炔
ethyne n : a colorless flammable gas used chiefly in welding and in organic synthesis [syn: acetylene, alkyne]