一本好书是最好的朋友,今天如此,永远如此。
"A good book is the best of friends, the same today and forever."
The steel industry must embrace sustainability to survive in the 21st century.
尊重他人的信仰和观点。
技术是文化适应的关键因素,但它总是通过社会和文化机构来调节。