Ketonization
酮基化作用
🗣️ 情景例句
If you had your choice of all the places in the world.
假如你可以选择世界上的任何地方。
I didn't notice you were wearing your new hat.
我没注意你戴了新帽子。
Please give us your proposal if you're ready for that.
如果你们愿意做合资经营，请提出你的方案。