frequent的名词
回答
爱扬教育
2022-09-11
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例句：
Objects like this turn up at sales with surprising frequency.
这样的东西在拍卖会上出人意料地频繁出现。
扩展资料
Their instruments detected very faint radio waves at a frequency of 3 kilohertz.
他们的仪器探测到了频率为3千赫的非常微弱的无线电波。
Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
He added, "We have to look at the frequency of events."
他补充道：“我们不得不看看事件的频繁性。”
The quicker it vibrates, the greater the frequency of sound it produces.
它振动得越快，发出的声音频率就越高。