Fdma
频分多路,频分多址
🗣️ 情景例句
Do I have to get it done by noon?
我必须在中午以前做完吗？
Poverty is the mother of health.
缺乏是健康之母。
and as the number of stars in the universe is so vast,
因为宇宙中恒星的数目极其庞大，