fatty substance

例句：

1. 1. The steak was fatty and delicious.
   那牛排又肥又美味。
2. 2. The fried chicken was so greasy that it stuck to my fingers.
   炸鸡太油腻了，粘在我的手指上。
3. 3. I'm not a fan of fatty foods.
   我不喜欢油腻的食物。