Radio-frequency amplification
[电] 射频放大
🧩 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
amplification
[ˌæmplifi'keiʃən]
n. 扩大;发挥;<物>振幅;放大率;
🗣️ 情景例句
Now he's got his own trading company. Ann told me he made four million dollars last year.
现在他已有自己的贸易公司。安告诉我他去年赚了400万美元。
It really comes in handy.
有了它真是方便。
Oh good. Come in. I'm his son.
好吧，请进。我是他的儿子。