名词
中文翻译：报话机
同义词：
['radio', 'radio receiver', 'telegraph', 'telephone']
例句：
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1. The operator at the police station used a radio to communicate with dispatchers.
警察局的接线员使用无线电与调度员进行沟通。
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2. The old man dialed his radio receiver to tune in to the local news.
老人调频收音机来收听当地新闻。
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3. The pilot had to use a telegraph to send instructions to the ground crew during the flight.
飞行员在飞行期间不得不使用电报向地面机组人员发送指示。