fat differential的用法和樣例：
例句
- Fortunately, these big birds have evolved dense feathers and a thick layer of body fat.
幸運的是，這些大鳥進化出濃密的羽毛和厚厚的身體脂肪層。 - The can prepared through method is elastic and compact in fish quality and uniform in fish fillets, and has no broken fish fillet or fat layer.
本發明製備出的罐頭中的魚肉不僅肉質有彈性較嚴密，魚塊均勻，無碎魚塊，而且罐頭中沒有脂肪層。
