butter是可数名词吗

例句：

First, melt two ounces of butter.

先熔好两盎司黄油。

Beat the butter and sugar; then blend in the egg.

把黄油和糖打好，然后调入鸡蛋。

Use a low-fat spread instead of butter.

不要抹黄油，抹点低脂肪的东西吧。

Beat the butter and sugar until soft and fluffy.

搅打奶油和糖直到松软为止。

Cream the butter and sugar together.

把黄油和糖搅成糊状。