名词
中文翻译：中心
同义词：
['central secondary', 'central secondary level']
例句：
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1. The researchon the centre-tapped secondary is still in its early stages.
关于中心次级的研究成果仍处于初级阶段。
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2.The development of new technologies has led to a shift from the central-tapped secondary to more advanced methods.
新技术的发展已经从中心次级转向了更先进的方法。
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3. The study of the centre-tapped secondary is crucial for understanding the dynamics of complex systems.
研究中心次级对于理解复杂系统的动力至关重要。