false-alarm

柯林斯词典

false alarm (false alarms)

• 1. N-COUNT When you think something dangerous is about to happen, but then discover that you were mistaken, you can say that it was a false alarm. 虚惊

  ...a bomb threat that turned out to be a false alarm. …最终证实是虚惊一场的炸弹恐吓。

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