The concept of a particle is only an approximation, valid in certain limiting cases.
粒子的概念只是一种近似,仅在特定极限情况下有效。
公共领域是一个社会空间,私人个体聚集在一起形成一个公共体,表达社会对国家的需求。
I'm not a feminist, but I do believe in the power of women.
Sustainability isn't just a trend—it's a responsibility we owe to future generations.
可持续性不是一种选择;它是我们行业未来的必然要求。