manipulator

1. N-COUNT If you describe someone as a manipulator, you mean that they skilfully control events, situations, or people, often in a way that other people disapprove of. 善于操控者; 善于左右时局者

Jean Brodie is a manipulator. She cons everybody. 琼•布罗迪是位善于摆布他人的高手。她欺骗了所有人。