The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.
次要规则是那些规定主要规则的创建、修改和废止的规则。
Every decision we make today shapes the legacy we leave for tomorrow.
未来属于那些能够平衡经济增长与环境保护的人。
剪辑的魔力在于它能够操纵时间和情感,为观众创造无缝的体验。