Hfc
abbr. [电]高频电流（high-frequency current）
✅ 同义词
🗣️ 情景例句
You were terrific!
真是太棒了！
Would you mind calling back sometime tomorrow?
你介意明天某时打电话回来吗？
Will you travel by sea or air?
你们乘船去，还是乘飞机去？