The concept of legal authority is essential for the functioning of a legal system.
智能化开采是煤炭行业高质量发展的关键。
The world needs all forms of energy to meet growing demand, and natural gas is a cleaner alternative that can help bridge the gap.
抽象的力量在于它允许我们在更高的层次上推理系统,而不会被细节所困扰。
Dreams don't run away, it's always ourselves who run away.
To really be a nerd, she’d decided, you had to prefer fictional worlds to the real one.