名词
中文翻译：Unknown
同义词：
['dynamism', 'dynamics', 'power system', 'power source']
例句：
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1. The new car has a powerful engine that makes it very fast.
这辆新车有一个强大的发动机，使它非常快。
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2. The researcher analyzed the dynamics of the system to understand its behavior.
研究员分析了系统的动态，以了解其行为。
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3. The power source is essential for the operation of the device.
电源对于设备的运行至关重要。