最好的设计是那些能解决问题而不会带来新问题的设计。
The best designs are those that solve problems without creating new ones.
镜头捕捉真相,所以你必须诚实。
高分子化学的引入开辟了一个新的材料世界,其性质和应用仍远未被充分探索。
The concept of law involves the union of primary and secondary rules.