R-f current
[电] 射频电流
🧩 词语组成解析
🗣️ 情景例句
Now comes the good part.
现在最精彩的部分来了。
Don't they believe it's necessary?
他们难道不认为它是必要的吗？
He was in car number fifteen.Five other cars were just behind him.
他在第15号车里，其他5辆汽车跟在他后面。