Prr
n. pulse-repetition rate的简写
🗣️ 情景例句
That's great. I'll come back right after the formalities.
那太好了。手续办完后我就回来。
What number are you calling?
你打什么号码？
Yes, but one thing is most unlikely to change.
对，但有一件事是最不可能改变的。