Ddu
abbr. 数字显示器（Digital Display Unit）；未完税交货（Deliverde Duty Unpaid）
🗣️ 情景例句
Have you had dinner yet?
你吃晚饭了吗？
No need to discuss!
免谈！
Mr Hu stood at the starting line. All the runners got ready to run.
胡先生站在起跑线上。所有的运动员都做好了起跑准备。