on alert

Although they may appear dead, they sometimes spring up to attack, so always be on alert.

它们也许看上去已经死去, 但有时它们也会奋起战斗, 时刻处于警戒状态.

A buoy in the Coral Sea is also on alert.

珊瑚海的一个浮标也报警了。

Soldiers and police have been put on alert.

士兵和警方都已进入警戒状态。

Bombers were put on alert during the crisis.

危机时刻,轰炸机处于警戒状态.

Following the bomb blast, local hospitals have been put on red alert .

炸弹爆炸之后，当地医院一直处于戒备状态。

Following the bomb blast, local hospitals have been put on red alert.

炸弹爆炸之后，当地医院一直处于戒备状态。

The governor is putting emergency services on alert and this time wants to prepare early.

州长已将紧急服务设施设为警戒状态，以便提前做好准备。

On alert the ear should never droop, bend, or crease.

警惕时,耳朵决不下垂 、 弯曲 、 或折叠.

Security forces were placed on alert.

治安警备力量进入了警戒状态。

On Alert for Global Financial Crisis

警惕全球金融风暴

Research on Alert Correlation and Analysis Engine in Intrusion Detection System

IDS中告警关联分析引擎的研究

I think, again, it puts people on alert all the time.

我想必定是周而复始的, 它使人们一直处于高度紧张中.

A Survey on Alert Correlation Methods in Distributed Intrusion Detection

分布式入侵检测中的报警关联方法述评

Study on Alert System of Railway Transportation Economy

铁路运输经济预警系统的研究

Whenever there are calls of distress from other animals, the wildebeest stay on alert.

牛羚在听到其他动物的凄惨叫声时会时刻保持警惕，避免天敌的突袭。

This will leave the earth vulnerable, so we're still on alert.

这会让地球容易被攻击, 所以我们仍然处于警戒状态.

For help on alert message, press f1.

关于警告信息的帮助，请按f1键。

HK on alert after typhoon sweeps through Philippines.

香港做好“迎接”台风准备.

Please be on alert against strangers in your premises.

提高警惕,尤其注意租区内的陌生人.

Police are warning the public to be on the alert for suspicious packages.

警方警告公众要警惕可疑包裹。

The armed forces were on high alert to guard against any retaliation.

武装部队保持高度戒备，以防发生任何报复行动。

An IDS Model Based on Alert Correlation

一种基于警报数据关联的入侵检测系统模型

Place the troops on alert.

使部队处于戒备状态。

Haven't slept since we went on alert.

下警戒令后还没睡过觉。

Research on Alert and Resourceful Characteristic of Carbon Fiber Concrete

碳纤维混凝土的机敏特性研究

Incident response management system based on alert life-circle

面向报警处理生命周期的入侵响应管理系统

Emergency services were put on alert.

应急服务时刻准备着.

Some 7,000 police will be on alert.

7000警察将在戒备.

More than 5 000 troops have been placed on alert.

5000多名士兵已处于戒备状态。

The government has put the army on alert.

政府已让部队进入戒备状态。