Ethylizing
[化] 加四乙铅; 乙基化
🗣️ 情景例句
Susan Stewart's office.
Susan Stewart办公室。
Why did you get up so early?
为什么你这么早起床？
Autumn is a busy season. The days get shorter and the nights get longer.
秋天是繁忙的季节。白天逐渐变短，夜晚则渐渐变长。