名词
中文翻译：充电器
同义词：
['power supply', 'power pack', 'power source']
例句：
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1.The new charger feeder is more efficient than the old one.
这款新型充电器比旧款更高效。
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2. The power supply is essential for the operation of our office equipment.
电源供应对于我们办公室设备的运行至关重要。
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3.The power source is located underground, providing stable electricity to the city.
电源源位于地下，为城市提供了稳定的电力。