羊头狗肉

Explanation: Yu duplicity, out of a dark _set_. Qing Qian Daxin "common saying recorded" Juan Liu: "" Spring and Autumn Annals ": 'hanging sheep's head in the door, and selling horse meat on the inside.' Ancestor gave Ding Han Chao said: 'hanging Tau and sell horses preserved; Pirates of the plantigrade, Confucius language. 'this saying small change to sheep and cattle dog is easy, meaning is still different too. "Guo" Literary Essays in China too, I see Al Gore ":" sheep's head in our Fanbai things are dog meat China, all principles must give birth to exception. "See" deceptive. "