Ethylating
乙基化(的)
🗣️ 情景例句
Oh, beautiful as ever, Lillian.
噢 ，还像以前一样漂亮， Lillian。
To march in shingle file
排成一列前进
Really? Where will you stay in England -- the capital?
真的吗？你们在英国住在哪儿--首都吗？