名词
中文翻译：无线电频率传感器
同义词：
['radio frequency detector', 'radio frequency transducer']
例句：
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1. The deviceis used to detect the presence of radiowaves in the air.
该装置用于检测空气中的无线电波存在。
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2. The radiofrequency sensor was designed tomonitor the traffic flow in thecity.
无线电频率传感器被设计用来监测城市中的交通流量。
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3. The radiofrequency sensor was used tolocate the lost child in theforest.
无线电频率传感器被用来在森林中定位失踪的孩子。