天地本有固定的运行规律,日月本有自身的光明,星辰本有自身的序列,禽兽各有群体,树木本就直立,先生你也依仿自然天性行事,顺着自然规律前进,这已经是极好的了。
Innovation in quarrying isn't just about machinery; it's about vision and sustainability.