Bopp
abbr. 双轴向聚丙烯（Biaxially-oriented Polypropylene）
🗣️ 情景例句
Play it cool.
做事要冷静。
I stayed and did some extra work.
我留下加了一会儿班。
Our vicar is always raising money for one cause or another,
我们教区的牧师总是为各种各样的事筹集资金。