R-f current
[电] 射频电流
🧩 词语组成解析
🗣️ 情景例句
I had a million things to do today.
我今天有成千上万的事要做。
The air conditioner is out of order.
这空调坏了。
At the base of the gold cap, the words 'made in the U.S.A' had been nearly inscribed.
笔帽下方整齐地刻有“美国制造”字样。