The more the division of labor and the application of machinery extend, the more does competition extend among the workers, the more do their wages shrink together.
材料設計的微小改變可以大幅減少環(huán)境影響。
I adore simple pleasures.They are the last refuge of the complex.
你可以成為任何你想成為的人,只要把自己變成你認為永遠不可能成為的樣子。