名词
中文翻译：脉宽调制器
同义词：
['PWM', 'Pulse Width Modulation例句：1. The pulse-width modulator is used to control the speed of motors.（脉宽调制器用于控制电机的速度。）2. The PWM signal is used to adjust the brightness of LED lights.（PWM信号用于调整LED灯的亮度。）']
例句：
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1. The pulse-width modulator is used to control the speed of motors.
脉宽调制器用于控制电机的速度。
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2. The PWM signal is used to adjust the brightness of LED lights.
PWM信号用于调整LED灯的亮度。
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3. In this circuit, the pulse-width modulator is responsible for controlling the current flow.
在这个电路中，脉宽调制器负责控制电流流动。