名词
中文翻译：光电继电器
同义词：
['光电开关，光电耦合器例句：1. The photoelectric relay is used to control the flow of electricity.（光电继电器用于控制电流的流动。）']
例句：
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1. The photoelectric relay is used to control the flow of electricity.
光电继电器用于控制电流的流动。
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2. The photoelectric relay is a crucial component in many electrical circuits.
光电继电器是许多电路中的关键组件。
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3.The photoelectric relay was designed to improve the reliability of the system.
光电继电器被设计用来提高系统可靠性。