Lactonic ketone
[机] 内酯
🧩 词语组成解析
a. [化]内酯酸的, 无水氢氧酸类的
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
I'll have chocolate.
我要巧克力的。
You can't tell anybody by what they seem.
你不能凭外表判断人。
Best wishes,
衷心地祝福你，