FFI

例句：

1. 1. The steak was so fattythat it melted in my mouth.
   牛排太油腻了，在我嘴里融化了。
2. 2. She addeda tablespoon of oil to the pan forbetter cooking.
   她往锅里加了一勺油以便更好地烹饪。
3. 3. The butter is made from animalfats, which are then refined intoFFI.
   黄油是由动物脂肪制成的，然后被精炼成FFI。