Acetylacetic acid
[化] 乙酰乙酸
🧩 词语组成解析
🗣️ 情景例句
to work with Dad towards solving that problem?
和爸爸一起来解决这个问题怎么样？
Tickle-tickle.
咯吱！咯吱！
He had spotted a tiny bottle at the bottom of my case and he pounced on it with delight.
他在我的箱底发现了一只小瓶，高兴地一把抓了起来。