异化作用

例句：

1. 1. 异化
   指社会或文化上的变化
2. 2. 同化
   指吸收外来元素以形成新的特征
3. 3. 转化
   指物质或能量状态的改变
4. 1. The city has undergone a process of urbanization, leading to a significant increase in its population and economic activity.
   这个城市经历了城市化的过程，人口和经济活动都有了显著的增加。
5. 2. The company is undergoing a process of technological innovation, aiming to improve its competitiveness in the market.
   这家公司正在进行技术创新，旨在提高其在市场中的竞争力。
6. 3. The process of photosynthesis involves the transformation of light energy into chemical energy stored in organic molecules.
   光合作用的过程涉及将光能转化为有机分子中储存的化学能。