Ud
abbr. 水下爆破（Underwater Demolition）；联合乳品公司（United Dairies）
🗣️ 情景例句
What's your major?
你是什么专业的？
Where am I supposed to pay the excess train fare?
我应该在哪里补票？
The negotiations on the rights and obligations of the parties under contract turned out to be very successful.
就合同保方的权利和义务方面的谈判非常成功。