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
A cookie can't hurt, though.
但一片小甜饼不要紧。
Do you know when he will be back?
你知道他什么时候会回来？
Pretending to speak seriously, one of the workmen asked if he might make a telephone call before being taken to the station.
其中一个工人装模作样地问道，在被带往警察局之前，是否可以打一个电话。