Mesityl
oxide [化]异亚丙基丙酮,荚基化氧
🔁 扩展释义
【化】 ┯基:2,4,6-三甲苯基(CH-3)-3C-6H-2-; 3,5-二甲苯甲基
🗣️ 情景例句
It's asking a lot.
那需要做许多工作。
Let's keep in touch.
让我们保持联系。
'I don't know,' I answered, 'Tommy's been to the toilet three times this morning, but I haven't had any change yet!'
“我不知道”，我回答说，“今天上午汤米去了3次厕所了，但我还没看到硬币！”