A proof tells us where to concentrate our doubts.

As a clean energy source, natural gas will play a significant role in China's energy structure adjustment.

Fruit is a noble cause,the cause of flower is sweet,but still let me in the obscurity of the shadow of the dedication to do it cause leaf.

Innovation distinguishes between a leader and a follower.

连接神经科学和心理学的唯一建设性理论将来自软件研究。