Ddu
abbr. 数字显示器（Digital Display Unit）；未完税交货（Deliverde Duty Unpaid）
🗣️ 情景例句
Sorry, but she is with someone right now.
抱歉，她正在会客。
I'd like to explain what makes this factory special.
我要向你说明本工厂的特性。
Yes, Mom! I'll do it right away.
听到了，妈妈！我这就去。