奶牛英文是：cow；

cow：

n.母牛;奶牛;菜牛;肉牛;雌象，雌鲸(及某些大型雌性动物);婆娘;娘儿们。

vt.恐吓;吓唬;威胁;胁迫。

Suddenly the cow kicked up its hind legs.

奶牛突然尥起了蹶子。

Some children develop a sensitivity to cow's milk.

有的孩子对牛奶过敏。

Don't have a cow ─ it's no big deal.

别发火，没什么大不了。

She was easily cowed by people in authority.

她很容易被有权势的人吓住。

I hate her, the silly old cow!

我恨她，那个笨蛋老女人！

She watched the cow's ponderous progress.

她看着牛迟缓地向前走着。