Density modfulation
[电] 密度调制
🧩 词语组成解析
🗣️ 情景例句
my friends,
我的朋友们。
He tried to sell me his lousy radio.
他想把他那台破收音机卖给我。
Yes. It's very different from Australia at this time of year.
对。这个时节这儿的天气与澳大利亚的大不相同。