Lev-ulinic acid
[化] 乙酰丙酸
🧩 词语组成解析
n. 列弗（保加利亚的货币单位）
🗣️ 情景例句
We cannot leave this problem unattended.
这一问题我们不能置之不理。
Good luck!
祝你好运！
A painter who had been working on the tower hung a pot of paint on one of the hands and slowed it down!
在钟塔上干活的一位油漆工把一只油漆桶挂在了一根指针上，把钟弄慢了！