名词
中文翻译：节拍频率接收器
同义词：
['beat frequency detector', 'beat frequency sensor', 'beat frequency meter']
例句：
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1. The beatfrequency receiver is used to measure the heart rate of a person.
节拍频率接收器用于测量一个人的心率。
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2. The beat frequency receiver was designed to detect and record the rhythm of human movement.
节拍频率接收器被设计用来检测和记录人类运动的节奏。
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3.The beat frequency receiver is an essential tool for monitoring athletes during competitions.
节拍频率接收器是监测运动员在比赛中表现的重要工具。