名词
中文翻译：天线开关
同义词：
['antenna controller', 'antenna switcher']
例句：
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1.The antenna switch is located on the top of the satellite dish.
天线开关位于卫星碟的顶部。
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2.The antenna switch controls the reception of signals from different directions.
天线开关控制来自不同方向的信号接收。
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3. The antenna switch was accidentally turned off during a storm.
天线开关在暴风雨中意外关闭了。