Sustainability isn't just a buzzword; it's a responsibility we owe to future generations.
The best way to learn mathematics is to do mathematics.
煤炭行业不仅仅是挖掘岩石;它是为生活提供动力并推动进步。
当事人应置身于利害之外,提出倡议的人则应设身于利害之中,才能知道利害得失。
We are all products of an unbroken lineage.