概念的

例句：

1. 1. The concept of sustainability is crucial for the future development of our society.
   可持续性的概念对于社会的未来至关重要。
2. 2. His theory about the origin of life has sparked much debate among scientists.
   他对生命起源的理论引发了科学家之间的广泛争论。
3. 3. The concept of democracy is deeply ingrained in the history and culture of many countries.
   民主的概念深深植根于许多国家的历史上和文化中。