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.

我并不痴迷于进球。我痴迷于胜利。

The rule of law is a necessary condition for the development of a modern state.

The world is a fine place and worth fighting for.

对高分子的研究不仅仅是化学的一个分支；它是化学科学的一个新维度。