Upconverter
升频器; 上转换器
🗣️ 情景例句
You've been a great asset to our department.
你曾是我们部门的栋梁之材。
We'd like you to consider our request once again.
我们希望贵方再次考虑我们的要求。
Well, have you considered using the lab in your free class? I suggest you ask Mr. Wu.
噢，你是否考虑过在自习课上利用这个实验室？我建议你问问吴先生。