Mesitonic acid
[化] ┯酮酸\\n[医] ┩酮酸, α-二甲基-γ-酮戊酸
🧩 词语组成解析
🗣️ 情景例句
Yes, he missed a phone call from Alexandra.
对 他没接到Alexandra打来的电话。
I see. Let's break now.
我了解，让我们休息一下吧。
I have had several conversations with him.
我已经和他谈过几次了。