false-alarm的意思|示意

All the air raid warnings , without exception , had been false alarm.

所有空袭预告-- 毫无例外 --都是虚假警报.

辞典例句

Some optoelectronic detection equipment are required to have high detection probability and low false alarm probability.

有些光电检测设备要求高的探测概率和低的虚警概率,使用单次检测不能达到要求.

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The fire service was called out but it was a false alarm.

消防人员接到报警后出动，但这是假报火警。

《牛津高阶英汉双解词典》

A new multi - threshold frequency domain constant false alarm rate detection algorithm for radar fuse was presented.

提出了一种新的雷达引信多门限频域恒虚警率检测算法.

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The rumours of a petrol shortage turned out to be a false alarm.

汽油短缺的谣传原来是一场虚惊.

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Just a false alarm probably, I told myself.

应该是虚惊一场吧.我内心暗忖.

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