false alarm
英 [ˌfɔːls əˈlɑːm]
美 [ˌfɔːls əˈlɑːrm]
n. 假警报; 虚惊
牛津词典
noun
- 假警报；虚惊
a warning about a danger that does not happen; a belief that sth bad is going to happen, when it is not- 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。
- The fire service was called out but it was a false alarm.
柯林斯词典
- N-COUNT 假警报;虚惊
When you think something dangerous is about to happen, but then discover that you were mistaken, you can say that it was afalse alarm.- ..a bomb threat that turned out to be a false alarm.
最终证实是虚惊一场的爆炸恐吓
- ..a bomb threat that turned out to be a false alarm.
英英释义
noun
- a warning that is given about something that fails to occur
双语例句
- A scan detection platform constructed by unused IP addresses will effectively improve detection accuracy and reduce false alarm.
利用网络中未使用IP地址构建扫描检测平台能够有效提高检测准确率，降低虚警率。 - In order to guarantee the false alarm probability of CFAR detector, we determine practical threshold coefficients by using simulations.
本文中我们通过仿真的方法确定CFAR中的实际门限系数，研究有限的参考单元数对虚警性能的影响。 - The alarm system went wrong and created a false alarm.
报警系统失灵，引起一场虚惊。 - It offers low false alarm rates and nuisance alarm rates without compromising on high probability of detection levels.
它降低了虚假警报率和干扰警报率，但不会降低高概率的探测级别。 - And if what is happening on my planet is a false alarm?
如果我们星球上的事只是假警报呢？ - The article expatiates the relation of alarm threshold, investigation level, probability of detecting and false alarm rate.
阐述了核材料探查仪器的报警阈与调查水平、漏报率和误报率之间的关系。 - For reducing the false alarm, we adopt hierarchical alert classifier which combined misuse intrusion detection and anomaly intrusion detection.
并且采取结合了不当行为与异常行为侦测的阶层式警报分类器来降低假警报。 - Then the paper makes a discussion on how to decrease the probability of false alarm and probability of false rejection.
论文从水印检测过程中可能发生的两类错误入手，讨论了降低检测虚警概率和漏报概率的一般方法。 - The new family features five integrated technologies that yield high capture rates and low false alarm rates.
新的系列有五个综合技术特征，仍然是高捕捉率和低误报率。 - You think this is another false alarm.
你以为这又是次错误的安排。