Fdma
频分多路,频分多址
🗣️ 情景例句
This DJ is really good.
这个DJ真棒！
What's your favorite color?
你最喜欢的颜色是什么？
There's an old teapot over there. Isn't it beautiful! said Ann.
“那儿有一个旧茶壶。它不美丽吗？” 安说