I heard that Easy Listening 97.9 FM is the most popular.

我听说容易听调频97.9兆赫是最受欢迎的。

I guess Jazz 107.9 FM is the best.

我猜爵士107.9fm是最好的。

As for radio stations, most people think that Jazz 107.9 FM is really great.

至于广播电台，大多数人认为爵士调频107.9兆赫是很棒的。

But hearing assistance systems in this country more commonly use infrared or FM signals to transmit sound.

但美国的助听系统更广泛使用的还是红外信号和调频信号来传播声音。

They just receive at low frequencies, a bit like your FM radio or your TV.

它们只接收低频信号， 有点像您的 FM 收音机或电视。

FM radio is a kind of radio.

调频收音机是一种收音机。

Her father had sent her a mini-TV and FM radio.

她父亲给她送了一台迷你电视和调频收音机。

AM radio waves look like this, FM waves look like this.

AM 无线电波看起来像这样， FM 波看起来像这样。

You see, AM radio waves are hugely longer than FM waves.

你看， AM 无线电波比 FM 波长得多。

" FM" is usually a little better in terms of the sound.

“FM”通常在声音方面要好一些。