flip-flop
🇺🇸
/ˈflɪp flɑːp/
🇬🇧
/ˈflɪp flɒp/
To change your mind or opinion about something, often to the opposite view.
After the debate, she flip-flopped on her stance about the new policy.
辯論之後,她在新政策的立場上反覆無常。