The future of energy is low-carbon, and natural gas will play a vital transitional role.
过去是一个我们不断重写的故事,即使我们没有意识到。
The purpose of psychology is to understand how life works.
"I don't complain. I accept the challenge and I work."
在数学中,提出问题的艺术必须比解决问题更有价值。