hydroxyethylation的音标：hydroxyethylation的英式发音音标为：[haɪ'drɒksɪeθɪ'leɪʃən]hydroxyethylation的美式发音音标为：[haɪ'drɒksɪeθɪ'leɪʃən]...

n.羟乙基化作用...