evolution

柯林斯词典

1. N-UNCOUNT Evolution is a process of gradual change that takes place over many generations, during which species of animals, plants, or insects slowly change some of their physical characteristics. 进化
...the evolution of plants and animals. …动植物的进化。
2. N-VAR Evolution is a process of gradual development in a particular situation or thing over a period of time. 演化; 发展[正式]
...a crucial period in the evolution of modern physics. …现代物理学发展过程中的一个关键时期。

Religious traditionalists objected to theories of evolution being taught in schools .
We watched a documentary about the story of human evolution over the last three million years .
The new telescope has helped us to understand more about the evolution of the universe .
This product was an extremely significant step in the evolution of computer games .
Natural selection is seen as the force which directs the course of evolution by preserving those traits best adapted to survive .