中文：

循环经济是一种新型的经济模式，它以资源的高效利用和循环利用为核心，以“减量化、再利用、资源化”为原则，以低消耗、低排放、高效率为基本特征，旨在实现经济增长、资源节约和环境保护的有机结合。

循环经济强调对资源的持续利用和循环利用，通过采用先进技术和优化资源配置等手段，提高资源利用效率，减少废弃物的产生，从而实现经济效益和环境效益的双重目标。循环经济不仅是一种新的经济发展模式，也是对传统经济发展模式的改进和优化。

在循环经济的实践中，减量化、再利用和资源化是三个关键环节。减量化是指在生产过程中减少对原材料和能源的消耗，降低废弃物的产生量。再利用是指将废弃物或产品进行再加工、再利用，延长其使用寿命或增加其使用功能。资源化是指将废弃物转化为可再利用的资源，从而实现对资源的最大化利用。

循环经济的实施需要政府、企业和公众的共同努力。政府应当制定相关政策和法规，鼓励和支持企业采用循环经济的模式。企业应当积极采用先进的生产技术和设备，优化生产流程和资源配置，提高资源利用效率。公众应当积极参与环保行动，推广绿色消费理念，促进循环经济的发展。

循环经济是实现可持续发展的重要途径之一，它有助于促进经济增长、节约资源和保护环境，为建设美好的家园提供强有力的支持。

英文：

What is circular economy? Circular economy is a new economic model that takes the efficient use and recycling of resources as its core, and adheres to the principles of "reduction, reuse, and resource utilization". It aims to achieve the organic combination of economic growth, resource conservation, and environmental protection with low consumption, low emissions, and high efficiency as its basic characteristics.

Circular economy emphasizes the continuous use and recycling of resources, which improves resource utilization efficiency and reduces waste through the use of advanced technology and optimal allocation of resources. It not only represents a new model of economic development, but also improves and optimizes traditional economic development models.

In circular economy practices, reduction, reuse, and resource utilization are three key links. Reduction refers to reducing the consumption of raw materials and energy and reducing the quantity of waste products during production. Reuse refers to processing or using waste products or products again to extend their service life or increase their functionality. Resource utilization refers to transforming waste into recyclable resources to maximize resource utilization.

The implementation of circular economy requires joint efforts from governments, enterprises, and the public. Governments should formulate policies and regulations to encourage and support enterprises to adopt circular economic models. Enterprises should actively adopt advanced production technology and equipment, optimize production processes and resource allocation, and improve resource utilization efficiency. The public should actively participate in environmental protection actions, promote green consumption concepts, and promote the development of circular economy.

Circular economy is one of the important ways to achieve sustainable development, which helps to promote economic growth, conserve resources, and protect the environment, providing strong support for building a better home.