CEDICT
butter, especially yak butter in Tibetan or Mongolian culture; ghee
Wiktionary
一种从牛奶提炼出来的脂肪。可供作食品或油灯燃料。
重編國語辭典
奶油,特别指西藏和蒙古文化中的犛牛製得奶油;印度产的精炼奶油。
維基詞典
Butter is made from milk.
Source: Tatoeba
classifier: 盒
Please pass me the butter.
We have run out of cream.