Aldehyde ketone
[机] 醛酮
🧩 词语组成解析
aldehyde
['ældihaid]
n. 醛，乙醛;
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
When would we have to move?
什么时候我们得搬家？
What should I do?
我该怎么办呢？
The man opened it.
楼上人打开门。