Alkone
酮
🗣️ 情景例句
How many people are there in your family?
你家里有几口人？
We've got to report back to the head office.
我们还要回去向总部汇报情况呢。
'Well, I'd prefer to stay here,' I said.
“可我更愿意呆在这儿，”我说，