单语范例（未经PONS编辑处理）
英语
- The plants evolved to digest insects due to the oligotrophic (low level of nutrients) soil of the tepui.en.wikipedia.org
- Cells are generally much more abundant in nutrient rich environments than in the oligotrophic ocean and prefer the upper well-lit portion of the euphotic zone.en.wikipedia.org
是否要添加一些单词、短语或翻译？
请发送新条目。