chemical evolution

• 化学演化

chemical evolution的用法和样例：

例句

1. According to the conventional hypothesis, the earliest living cells emerged as a result of chemical evolution on our planet billions of years ago in a process called abiogenesis.
   根据传统的假说，最初的活细胞，肇生于数十亿年前地球上的化学演化过程，这种说法称为无生源说。
2. Deformation Hydrogeochemical modeling is an important tool in hydrogeochemical studies.Ground water evolution and water cycle in deep earth can be confirmed by the modeling.
   摘要水文地球化学模型是目前水文地球化学研究的重要工具，通过模拟可以确定地下水系统中的水化学演化过程，揭示地球深部的水循环机理。
3. Chemical reactions are the basis of chemical evolution.
   无处不在的化学反应是化学进化的基础。
4. They study the evolution of the universe.
   他们研究宇宙的演变。
5. International trade reflects this evolution.
   国际贸易反映了这种演变。