feedstuffs的用法和樣例：
例句
- This practice can lead to excess levels since little reliance is placed on the natural vitamin content of feedstuffs.
這種實踐結果，由於很少注意飼料中天然的維生素含量，就能出現含量過多的問題。 - It was concluded that Dumas method can be used as a regular method for determination of nitrogen contents in feedstuffs or diets.
杜馬斯燃燒法可以作為測定動物飼料和飼糧含氮量的常規方法。
