煤炭行业是美国能源独立的支柱,已经持续了几代人。
In the end, it is not the years in your life that count, but the life in your years.
【译文】知心的话只能说给知心人来听,不是知心人就不要和他谈。
The study of exoplanets is a journey of discovery, filled with surprises and challenges that keep us motivated.
今天我们播下的每一粒种子都是对明天粮食安全的投资。