Frequency keying
[电] 频率按键
🧩 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
[计] 键控
🗣️ 情景例句
I'd like to make an appointment to discuss a question.
我想约个时间讨论个问题。
A wise man thinks all that he says,a fool says all that he thinks.
聪明人想了才说，愚笨的人想着就说。
Mars has an extraordinary fascination for would-be voyagers.
火星对未来的星际旅客来说有着特殊的魅力。