Fdm
[计] 频分多路传输
🗣️ 情景例句
If we're all prepared to recycle paper, thousands of trees could be saved every day.
如果纸能被循环利用，那么每天千千万万的树木就可得以挽救。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
A run-down watch is still a watch and can be rewound.
手表停了依然是只手表，还可以重上好发条。