物质变换 meaning in English
metabolism between man and nature; exchange of matter between man and nature; interchange with nature; material exchange
Examples
- Hydropower development and ecological environment protection form a pair of contradictions between human beings and nature in the process of material transformation
摘要水电开发与生态环境保护形成了人和自然之间在“物质变换”过程中的一对矛盾。