Duc
abbr. [电子]数字上变频器（Digital Up Converter）
🗣️ 情景例句
He can really slam it down.
他可真能喝。
We look forward to your quotations for the arts and crafts which we are interested in.
希望贵方对我们感兴趣的工艺品报一下价。
People are always talking about 'the problem of youth'.
人们总是在谈论“青年问题”。