Subharmonic
[电] 次谐波
🗣️ 情景例句
Are we picking him up at the station?
我们要去车站接他吗？
Hello, is this the home of Mr. Chen?
喂，是陈先生的家吗？
The man lay on the road. Luckly, he was not badly hurt. But he could not move.
他躺在路上。幸好他伤得不重。但他不能动。