名词
中文翻译：自持电路
同义词：
['self-contained circuit', 'self-powered circuit']
例句：
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1. The self-hold circuit is designedto prevent the device from overheating.
自持电路设计用来防止设备过热。
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2.The self-hold circuit ensures that thepower supply remains stable even when the deviceis not in use.
自持电路确保即使设备不使用时，电源也能保持稳定。
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3.The self-hold circuit is a crucialcomponent of many electronic devices.
自持电路是许多电子设备的关键部件。