Natural gas equipment in Washington County, Pa. For many voters in southwestern Pennsylvania, the question is how to build the infrastructure to get natural gas to places where it will fetch higher prices.
2024-09-16 1724词 困难
此音频仅限会员使用 成为会员
免责声明：本文来自网络公开资料，仅供学习交流，其观点和倾向不代表本站立场。