C 牛，阉牛 a fully-grown male of the cattle family with its sexual organs remove, often used for heavy work on farms

　drive an ～　赶牛
　～ fence　牛栏
　a drove of ～en　一群牛
　a herd of ～en　一群牛
　a pair of ～en　两头牛
　a team of ～en　一群牛
　a yoke of ～en　一对（同轭）公牛

　He bought a number of oxen last year.　他去年买了几头牛。
　There were several oxen on the road.　路上有几头牛。
　Ploughs are pulled by tractors, or in some countries by oxen.　犁由拖拉机来牵引，而在一些国家则用牛来拉。
　He is as strong as an ox.　他体壮如牛。
　I'm willing to be an ox serving the country all my life.　我甘当孺子牛，终生为国家服务。

 ♣ ox, cow
　参见cow条。

　［同义词］ bull, cow
　［词源］　古英语oxa