ethylating的音标：ethylating的英式发音音标为：['eθɪleɪtɪŋ]ethylating的美式发音音标为：['eθɪleɪtɪŋ]...

n.& adj.乙基化（的）v.使引入乙基类( ethylate的现在分词 )...

methylating的音标：...

v.使甲基化( methylate的现在分词 )...

The synthesis of monomethyl hydrazine was investigated with dimethyl phosphite as methylating agent.以亚磷酸二甲酯为甲基化试剂,一步合成了单取代的一甲基肼....