测量的精确性不仅仅是技术问题,更是拓展人类知识边界的关键。
我们鱼类的健康反映了我们水域的健康,它们是不可分割的。
The spread of liberal democracy and the integration of the world economy have created a situation in which the major powers are no longer willing to risk war with one another.
I don't follow the rules; I make them.