Energy security is a crucial guarantee for national development. We must intensify technological innovation to enhance the efficiency of oil and gas exploration and production.

但我爱她，她可以褪色，可以萎谢，怎样都可以；但我只看她一眼，万般柔情，涌上心头。

追求知识是一段没有终点的旅程。

"你越是试图理解镜子，就越少知道。"

创新是经济繁荣的核心问题。