牛骥同槽

niú jì tóng cáo

cow and famous steed at the same trough (idiom); fig. the common and the great are treated alike

also written 牛驥同皂|牛骥同皂[niu2 ji4 tong2 zao4]

牛

niú

ox

骥

jì

thoroughbred horse

同

tóng

like

槽

cáo

trough