公牛和母牛很容易区分。

It is easy to tell an ox from a cow.

youdao

牛：一种牛属哺乳动物，包括母牛、食用牛、公牛，为食用肉和奶制品而饲养。

Any of various mammals of the genus Bos, including cows, steers, bulls, and oxen, often raised for meat and dairy products.

youdao

若山羊和公牛的血，并母牛犊的灰洒在不洁的人身上，尚且叫人成圣，身体洁净。

The blood of goats and bulls and the ashes of a heifer sprinkled on those who are ceremonially unclean sanctify them so that they are outwardly clean.

youdao

The answer is 2200 liters of barley, 526 of olives, 468 of wine--I hope you remember all this; fifteen rams, one fat hog, one cow, and two bulls.

答案是两千二百升大麦,五百二十六个橄榄,四百六十八桶酒--我希望你们全能记住,十五头公羊,一头肥猪,一头母牛和两头公牛

耶鲁公开课 - 古希腊历史简介课程节选