名词
中文翻译：无线电圈
同义词：
['radio loop', 'radio circuit', 'broadcast loop']
例句：
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1. The engineer designed a radio loop to improve the signal strength.
工程师设计了一个无线电圈来提高信号强度。
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2. The team used a radio loop to communicate with each other during the long flight.
团队在长途飞行中使用无线电圈进行通信。
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3. The radio loop was crucial for maintaining communication during the emergency response.
无线电圈对于维持紧急响应期间的通信至关重要。