Ketosubstrate
酮基底物
🗣️ 情景例句
We couldn't ask for anything more, could we?
我们再没什么可求的了， 对吗？
Jest with an ass and he will flap you in the face with his tail.
你跟驴子开玩笑，将被驴尾打耳光。
How's the order coming along?
我们订的货怎样呢？