Radiofrequency
高週波
🗣️ 情景例句
How do I do that?
我该办什么手续呢？
I finish working at 5:45 p.m.
我在下午5:45点完成工作。
employing full-time technicians and run on specially-written software.
雇用专职的技师，而且得用专门编写的软件才能运行。