Sandy soils are prone to the leaching of nutrients and minerals and so tend to be nutritionally poor.
养分和矿物质容易从沙质土壤中流失，因此沙质土壤往往较为贫瘠。
2
For example, the claim that breakfast cereal has a health benefit may be accompanied by the disclaimer "when part of a nutritionally balanced breakfast".
例如，宣称早餐麦片对健康有益的广告可能还会附带一个免责声明，即“当它是营养均衡早餐的一部分时”。
3
Biologists have long debated about whether egg production in birds is biologically highly costly, some theorizing that egg production is energetically or nutritionally demanding.