Bov
abbr. 硫酸（brown oil of vitriol）
🗣️ 情景例句
Yes, let me try. Oh, it's difficult. Will you show me how to do it?
好吧，让我试试吧！哦，真不容易。能教我怎么用吗？
I worked at the hardware store this afternoon.
我今天下午在五金行工作。
You mustn't aim too high.
你不可好高骛远。