Unb
abbr. under bond 保税（货物）; universal navigation beacon 通用导航信标; University National Bank 大学国立银行; United Nations BookShop 联合国书店
🗣️ 情景例句
He ventured to speak to her.
他鼓起勇气向她说话。
He must have been an outstanding student.
他一定是个优秀学生。
How was the exam, Richard?
考试考得怎样，理查德？