As a new theoretical paradigm, world system theory has its concepts and means and continuously develops and reconstructs in criticizing and self-criticizing;

作为一种新的理论范型，世界体系理论自有其一套概念和方法，并在批评和自我批评中不断地衍化和重构；

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Systems theory views the world as a complex system of interconnected parts.

系统理论将世界视为一个相互关联的零件的复杂系统。

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Cooperative learning is a kind of teaching theory and tactics system full of creative ideas and actual effect which is now widely adopted by many countries in the world.

合作学习是目前世界上许多国家都普遍采用的一种富有创意和实效的教学理论与策略体系。

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According to our Daily Reckoning theory of how the world works, once a system becomes degenerate it will continue to become more and more degenerate until it finally falls apart.

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