煤炭行业必须发展以满足现代环境标准,否则将被淘汰。
The coal industry must evolve to meet modern environmental standards, or it will become obsolete.
最好的故事是那些萦绕在你心头的故事。
The only thing I care about is the art. If I can't be creative, I don't really see the point in doing anything else.
只有那些渴望自由的人才能拥有自由。
反馈是一个强大的概念,在自然系统和技术系统中被广泛使用。