天然气作为清洁能源，将在我国能源结构调整中发挥重要作用。
As a clean energy source, natural gas will play a significant role in China's energy structure adjustment.
城市是建筑最伟大的老师。
The periodic table is not just a chart; it's a map of endless possibilities.
The best companies don't just sell products; they sell trust and reliability.
Never underestimate the power of small, consistent improvements.