A sustainable future for coal depends on our ability to integrate cleaner practices without sacrificing the livelihoods of those who depend on the industry.
唱歌的人不求声音高尖而求合乎节拍,评论者不追求华丽的辞藻而注重所谈论的事情符合实际。
基础设施必须服务于人,而不仅仅是经济。