Acid ketone
[机] 酮酸
🧩 词语组成解析
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
The speed limit here is 60 miles an hour.
这儿限速为每小时六十英里。
What time should I be at the departure gate?
我在什么时间到登机门？
You did fairly well!
你干得相当不错1