knock/throw somebody for a loopAmerican EnglishAmE informalSURPRISED to surprise and upset someone 使某人又惊又怒knock/throw somebody for a loop• His response really threw me for a loop.• Joanna totally threw me for a loop.• His next question totally knocked me for a loop. He said, "So what makes you think you're good enough to get into law school?"
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