Rf
射频, 测距计, 测远仪\\n[计] 射频
🗣️ 情景例句
Anything special you want to talk about?
有什么特殊的事要谈吗？
My brother wants to learn how to sail a boat.
我的兄弟要去学操纵帆船。
Often, we help them with the harvest.
我们经常帮助他们收割。