名词
中文翻译：接力环
同义词：
['repeater ring', 'relay ring']
例句：
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1.The relay ring is used to transmit signals from one station to another.
接力环用于从一个站点传输信号到另一个站点。
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2. The relay ring was designed to improve the reliability of communication systems.
接力环被设计用来提高通信系统的稳定性。
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3. In a relay ring, each station repeats the signal it receives before sending it on to the next station.
在接力环中，每个站重复它接收的信号，然后发送给下一个站。