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

By this method the probability of false alarm P _ ( fa ) is greatly reduced and the minimum de.

此外,该方法还可以大大降低系统的虚 警概率 并用仿真研究了最小可检测速度.

A lot of experiments have shown the good robustness and low false alarm rate.

实验证明该算法具有较强的鲁棒性和较低的虚警率.

Just a false alarm probably, I told myself.

应该是虚惊一场吧.我内心暗忖.

VILLAGERS : Hey what happened? False alarm ? Etc.

嘿,发生什么事了? 是错误警报?

But on some level, this is a false alarm.

但是在某些程度上, 这是个假警报.

There is a very high leaking and false alarm rate in general IDS.

在一般的IDS中存在着很高的漏报和误报率.

A false alarm or a heart attack averted or maybe a lab error?

这是一个错误的警告还是心脏病发作已经转归,又或者是实验室的失误造成的 呢 ?

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.

But it turned out to be a false dawn.

但结果是一个错误的开始.

It's not exactly a false dawn, more a matter of sunny intervals in an uncertain sky.

这并不完全是破晓前显现的光, 而更应该算是在不明朗的天空中显现的间隙阳光.

a false dawn for the economy

经济复苏的假象

Autumn is the best time of year the false dawn also known as the zodiacal light.

每逢入秋,一年当中观测假曙光的最佳时节来临了.假曙光即是我们所知的黄道光.

Fancy the false eyelashes?

想试试假睫毛?

A false friend and a shadow, attend only while the sun shines.

虚假的朋友就像影子, 只有当太阳照耀时才伴随在你身边.

A false friend and a shadow attend only while the sine shines.

假如朋友如阴影,只有在太阳的照耀下才会现形.

A false friend and a shadow attend only when the sun shines.

假朋友犹如阴影,只有出太阳时才出现.

This false friend began his tale with many artful speeches to the duke.

这个不讲信义的朋友先对公爵油嘴滑舌地说了一大套.

Better an open enemy than a false friend.

[谚]虚伪的朋友比公开的敌人更为危险.

Better alone than have a false friend for company.

交损友,不如独身.

Many people think this multi-lane highway going nowhere in the small town was false front.

许多人认为这种在小城镇行不通的多线包装只不过是形象工程罢了.