modulate

• 动词，指调节、调整或改变某事物的音高、强度、频率等，也指使适应或调整到特定条件。

A verb used to indicate the act of adjusting, regulating, or varying the pitch, intensity, or frequency of something, or to change or adapt to a certain condition.

1. Change musical keyB2formalart

   To change the key or tonality of a piece of music.

   转调

   • The composer modulated from C major to G major in the chorus.
   • She modulated the melody to a higher key for dramatic effect.
   • In jazz, musicians often modulate unexpectedly.

   同义词transpose

2. Vary speech pitchB2formal

   To vary the pitch or tone of the voice while speaking to express emotion or emphasis.

   调节语调

   • She modulated her voice to sound more authoritative.
   • A good speaker knows how to modulate their pitch to keep the audience engaged.
   • He modulated his tone from anger to calmness as he continued.

   同义词inflectintonatetone

   反义词droningflattenmonotone

3. Adjust rate or degreeB2formal

   To regulate or adjust the amount, time, speed, or level of something.

   调节

   • The thermostat modulates the temperature in the room.
   • Doctors can modulate drug dosage according to patient response.
   • The government aims to modulate economic growth through fiscal policies.

   同义词adjustcalibratecontrolregulatetune

   反义词disruptdisturbignoreneglect

4. Adjust pitch or volumeB2formaltechnical

   To control the pitch, volume, or tone of an instrument or sound.

   调节

   • The audio engineer modulated the volume for each track.
   • She modulated the guitar's tone using the equalizer.
   • He carefully modulated the frequency to achieve the desired sound.

   同义词adjustalterinflectregulatetunevary

5. Alter electromagnetic waveC1formaltechnical

   To vary the frequency, amplitude, or phase of an electromagnetic wave, used in communication technologies.

   调制

   • Radio stations modulate carrier waves to transmit audio signals.
   • The transmitter modulates the signal to carry data.
   • Engineers modulated the amplitude for better signal clarity.

   同义词adjustalterchangemodifyvary