并不存在一个自由美国和一个保守美国的区别 - 只有团结的美利坚合众国。
高效算法的开发既是一门艺术,也是一门科学。
Agricultural modernization is not simply mechanization, but to let farmers truly master technology and farm with wisdom.
The only limits that exist are the ones in your mind.
Evolution is not just a theory; it's a fact written in our genes.