煤炭开采的创新不是要重新发明轮子,而是要让轮子更高效、更环保。
The woodcutter's axe begged for its handle from tree,the tree gave it.
It is a curious subject of observation and inquiry, whether hatred and love be not the same thing at bottom.
渔业资源的保护不是选择题,而是必答题。
只有在非常害怕失去的一样东西的时候一个人才会说谎。《纯真博物馆》