中英释义：
当声源和观察者之间的距离发生变化时，波动的频率也会发生明显变化。
Yes. It's the apparent change in the frequency of a wave caused by relative motion between the source of the wave and the observer.
《生活大爆炸 第一季》《The Big Bang Theory Season 1》
太酷炫了，它们震动的频率还一致，好像在照镜子一样。
That's so cool. They jiggle the same. It's like looking in a fat mirror.
《功夫熊猫3》《Kung Fu Panda 3》
男人比较喜欢女人的声音频率高、气声，多共振峰间距宽，这代表了较小的体形。
Men prefer females with high-pitched, breathy voices, and wide formant spacing, correlated with smaller body size.
《TED教育》《TED-Ed》
自然人们就不会承认看不到的事，正如同我们都有不同的音域听觉频率和颜色识别能力，我们看待和理解事物的范围均有不同。
Naturally, people can't appreciate what they can't see, just as we all have different ranges for singing, hearing pitch, and seeing colors, we have different ranges for seeing and understanding things.
《成功的原则》《Principles for Success》
此外，更新印象的时候，若是以行为做基础，在腹侧前额叶皮质区以及上侧颞叶沟的活动和我们所认为那些行为在生活中出现的频率有关。
Moreover, when updating impressions based on people's behaviors, activity in the ventrolateral prefrontal cortex and the superior temporal sulcus correlates with perceptions of how frequently those behaviors occur in daily life.
《TED教育》《TED-Ed》
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频率计
frequency meter/indicator; cymometer
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谐振频率
resonant frequency
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音高频率
pitch frequency
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抽样频率
sampling frequency
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频率变化
frequency variation/change
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频率波段
frequency band
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频率范围
frequency range
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频率曲线
frequency curve
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振动频率
vibration frequency;vibration frequency
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共振频率
resonance frequency;resonance/resonant frequency
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陷波频率
trap/notch frequency
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频率监控器
frequency monitor
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碰撞频率
collision frequency
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测定频率
measure the frequency
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基准频率
frequency of reference
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降水频率
frequency of precipitation
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洪水频率
flood frequency
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出现频率
frequency of occurrence
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下行频率
downlink frequency
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垂直频率
vertical frequency
我能正确使用时间介词和频率副词。
I can use prepositions of time and adverbs of frequency correctly.
频率校准可以有效地减少频偏。
Frequency calibration can effectively reduce frequency deviation.
声波的频率为20千赫兹。
The sound wave has a frequency of 20 kHz.
这个设备的频率是50赫兹。
The frequency of this device is 50 hertz.
信号频率以千赫兹为单位测量。
The signal frequency is measured in kHz.
你应该检查心跳的频率。
You should check the frequency of your heartbeat.
信号以50赫兹的频率震荡。
The signal oscillates at a frequency of 50 Hz.
我们需要增加会议的频率。
We need to increase the frequency of our meetings.
这台机器的脉动频率很高。
The pulsation frequency of this machine is very high.
电容器的电抗随频率变化。
The reactance of the capacitor changes with frequency.