Allylation
烯丙基化
🗣️ 情景例句
Try putting him across your lap on his stomach.
试试让他趴着睡在你大腿上。
Don't feel like it.
并不想。
It was over 30 feet in length and had a 2,500-horsepower engine.
它的车身长30英尺，有一个2，500 马力的发动机。