As a result, a single radio wave from an FM station is only a few meters long, about the size of a car.
所以，一个单独的电波信号从FM电台里出来，对车而言就是几米的距离。
Short wave is radio frequency band earliest utilized by human being, and short wave communication is one modern communication method with a long history.
短波是人类最早开发利用的无线电频段，短波通信是历史最为悠久的现代通信手段之一。
As a result, a single radio wave from an FM station is only a few meters long, about the size of a car.
因此，调频广播电台发出的一个电波的长度只有几米，大概是一辆车的大小。
应用推荐