Radio-frequency amplifier
[电] 射频放大器
🧩 词语组成解析
frequency
['frikwənsi]
n. 频繁性;[数][物]频率，次数;频率分布;
fr + equ =equal,even,表示“相等，平均” + enc + y [形容词后缀] → n.屡次；次数；频率
🗣️ 情景例句
Ask Paul Smith to fill in for me.
叫Paul Smith代替我出席。
Other buyers are satisfied with it, but we could delay it if you could pay 40 percent up front.
其他买主对这货物很满意，但如果你能先付40%货款，我们可以延迟交运。
A man who had broken his right leg was taken to hospital a few weeks before Christmas.
圣诞节前几周，某人摔断了右腿被送进医院。