做牛做马

lit. to work like an ox, to work like a horse; fig. to work extremely hard

to make; to produce / to write; to compose / to do; to engage in; to hold (a party etc) / (of a person) to be (an intermediary, a good student etc); to become (husband and wife, friends etc) / (of a thing) to serve as; to be used for / to assume (an air or manner)

ox / cow / bull / CL:條|条[tiao2],頭|头[tou2] / newton (abbr. for 牛頓|牛顿[niu2 dun4]) / (slang) awesome

surname Ma / abbr. for Malaysia 馬來西亞|马来西亚[Ma3 lai2 xi1 ya4]

horse / CL:匹[pi3] / horse or cavalry piece in Chinese chess / knight in Western chess