21. (20.0分) 汉译英随着中国大力建设(make great strides in)世界领先的数字基础设施，并探索人工智能等尖端技术的各种应用，中国庞大的互联网经济正在进入一个新的发展阶段。加快发展以互联网为代表的数字经济，已成为把握新一轮科技革命和产业转型新机遇的战略选择。根据中国互联网协会(Internet Society of China)发布的一份报告，中国网民数量超过10亿，5G用户超过6.5亿，均位居世界第一。与此同时，中国的网络架构不断优化，网络质量达到甚至超过了欧洲发达国家的水平。(20分) 无

第一句：With China making great strides in building world-leading digital infrastructure and exploring various applications of cutting-edge technologies such as AI, China's vast Internet economy is entering a new stage of development. 第二句：Accelerating the development of the digital economy, represented by the Internet, has become a strategic choice to seize the new opportunities of the next round of technological revolution and industrial transformation. 第三句：According to a report released by the Internet Society of China, China has over 1 billion Internet users and more than 650 million 5G users, both ranking first in the world. 第四句：Meanwhile, China's network architecture is continuously optimized, and its network quality has reached or even exceeded the level of developed European countries. 完整翻译： With China making great strides in building world-leading digital infrastructure and exploring various applications of cutting-edge technologies such as artificial intelligence, China's vast Internet economy is entering a new stage of development. Accelerating the development of the digital economy, represented by the Internet, has become a strategic choice to seize the new opportunities of the next round of technological revolution and industrial transformation. According to a report released by the Internet Society of China, China has over 1 billion Internet users and more than 650 million 5G users, both ranking first in the world. Meanwhile, China's network architecture is continuously optimized, and its network quality has reached or even exceeded the level of developed European countries.