Acetylacetate
[机] 乙酰醋酸盐
🗣️ 情景例句
And they don't ask a married couple with no children Why don't you have any children?.
他们也不会问结了婚没有孩子的夫妇“你们为什么不要孩子？”。
It's very annoying.
真烦人。
What's your general impression,may I ask?
不知您对我们厂总的印象如何？