Zb
abbr. 硼酸锌（zinc borate）
🗣️ 情景例句
But I've never had the pleasure of doing any business with you.
可是同贵公司尚无业务往来。
Not only did I forget my train ticket, but I also forgot my passport.
我不仅忘了带火车票，还忘了带护照。
What a beautiful ship!
多漂亮的船啊！