Ddu
abbr. 数字显示器（Digital Display Unit）；未完税交货（Deliverde Duty Unpaid）
🗣️ 情景例句
Here are the samples for your examination.
这里是样品，请查看。
Beauty is potent; but money is omnipotent.
美丽是有力量的，但金钱更有权威。
It was raining heavily and they found that a stream had formed in the field.
雨下得很大，他们发现地上已经形成了一条小溪。