devious

1. ADJ If you describe someone as devious you do not like them because you think they are dishonest and like to keep things secret, often in a complicated way. 狡詐的[表不滿]

Newman was certainly devious, prepared to say one thing in print and something quite different in private. 紐曼確實狡詐，隨時都能當眾說一套，私下說一套。