R-f current
[电] 射频电流
🧩 词语组成解析
🗣️ 情景例句
It was a pleasure having you. Please come again.
和你在一起我们非常荣幸，请有空常来。
To conduct an orchestra
指挥交响乐
There was no trace of fingerprints, but the inspector found a dirty red bundle that contained jewellery which the old lady said was not hers.
巡官没有发现指纹，却发现了一个装有珠宝的、肮脏的红包袱。老妇人说那不是她的。