cow 1 S2 / kaʊ / 名词 [可数名词]
1 a large female animal that is kept on farms and used to produce milk or meat → bull
2 a male or female animal of this type → bull :
a herd of cows
3 the female of some large animals, such as the elephant or the whale → bull
4 British English spoken not polite an offensive word for a woman who you think is stupid or unpleasant
5 have a cow informal to be very angry or surprised about something
6 till the cows come home informal for a very long time, or for ever
→ cash cow , mad cow disease , sacred cow
COLLOCATIONS
types of cow
dairy cows (= kept for their milk ) He keeps a herd of dairy cows.
beef cows (= kept for their meat ) They are a well-known breed of beef cow.
动词
milk a cow (= get the milk from a cow ) Once a day, the cows are brought in to be milked.
a cow moos (= makes a long low sound ) I could hear cows mooing in the barn.
a cow grazes (= eats the grass ) Cows were grazing peacefully in the meadows.
a cow calves (= produces a calf, a young cow ) At this time of year the cows are calving.
短语
a herd of cows (= a group that are together somewhere ) We had to wait while a farmer brought a herd of cows across the bridge.