Audio-frequency ampliator
[电] 声频放大器
🧩 词语组成解析
audio
['ɔ:diəu;'ɔ:diˌəu]
adj. 听觉的，声音的;音频的;
n. 声音回路;音响;可听到的声音;声音信号;
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
You pay there. I have the next group to go down. I'll see you soon then.
你在那儿付钱。我带的下一个团就是要下去的。回见！
It is so necessary for you to have some rest and relaxation.
你特别需要休息和娱乐。
but on the second, I applied myself assiduously to the task.
不过，新年第二天，我全力以赴地照着去做了。