Prr
n. pulse-repetition rate的简写
🗣️ 情景例句
They come back here for lunch,
他们回到这儿来吃午餐，
Our factory would have no problem in turning out the 2000 units you asked for in your inquiry.
我们工厂完全可以生产出你方询价单中要求的2000件货品。
Yes?
什么事？