Those dangers can be addressed with farmer and consumer education, he said, while the free water and nutrients from human waste can help urban farmers in developing countries to escape poverty.
出自-2016年6月阅读原文
The mud contains the same critical nutrients.
出自-2016年6月阅读原文
柯林斯高阶英汉双解学习词典释义
N-COUNT
营养物质;养分;滋养物
Nutrients are substances that help plants and animals to grow.