1. When addressing this question, consider discussing the current state and the ongoing developments of the subway system in your country. You can talk about the expansion of existing lines, the construction of new lines, and the integration of technology to improve efficiency and passenger experience. 2. Mention any government initiatives or investments aimed at enhancing public transportation infrastructure, including the subway system. Discuss how these developments impact urban mobility, reduce traffic congestion, and contribute to environmental sustainability.

1. 在讨论这个问题时，请考虑谈论你国家地铁系统的现状和正在进行的发展。您可以谈论现有线路的扩建、新线路的建设，以及整合技术以提高效率和乘客体验。 2. 提及任何旨在增强公共交通基础设施的政府倡议或投资，包括地铁系统。讨论这些发展如何影响城市流动性，减少交通拥堵，并有助于环境可持续性。