Ketosubstrate
酮基底物
🗣️ 情景例句
for a cheeseburger and french fries?
吃一顿芝士汉堡和炸薯条？
To deliver milk
送牛奶
I love travelling in the country, but I don't like losing my way.
我喜欢在乡间旅行，但却不愿意迷路。