a person, especially a politician, who suddenly changes his or her opinion or policy 出尔反尔的人（尤指政客） He described his opponent as a flip-flopper. 他把对手形容为人字拖。 Voters may not worry about consistency and may actually prefer a flip-flopper. 选民可能不会担心一致性，实际上可能更喜欢触发器。