The future of coal depends on balancing economic growth with environmental care.
【释义】若不是在正午半夜的时候,连太阳和月亮都看不见。描绘了三峡峡谷幽深、遮天蔽日的景象。
群星不会因为像萤火虫而怯於出现。
Quality is never an accident; it is always the result of intelligent effort.
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."