Ketonization
酮基化作用
🗣️ 情景例句
I'm Jane. Glad to meet you.
我叫珍妮，很高兴认识你。
I still have to fill 16 hours in my major.
我必须重修主修科目16小时。
Many of the cars broke down on the course and some drivers spent more time under their cars than in them!
很多汽车在途中就抛了锚，而有些驾驶员花在汽车底下的时间比坐在汽车里面的时间还长。