vigilance
n. <正>警觉; 警惕; 警戒; <医>失眠症
Someone who is vigilant gives careful attention to a particular problem or situation and concentrates on noticing any danger or trouble that there might be.
He warned the public to be vigilant and report anything suspicious...
他警告公众要提高警惕,遇到任何可疑情况都要报告。
All but one of these letter bombs had been intercepted by vigilant post office staff.
除了一封漏网之外,警惕的邮局员工截获了其余所有的邮件炸弹。
1. the process of paying close and continuous attention
2. vigilant attentiveness;
Drugs are a problem that requires constant vigilance.
需要对毒品问题长期保持警惕。
Never relax your vigilance while you live in peace.
你们要居安思危.
Constant vigilance is necessary in order to avoid accidents.
为了避免意外事故,必须经常保持警惕.
We shouldn't relax our vigilance at any time.
任何时候我们都不应该放松警惕.
Don't slacken your vigilance.
不要麻痹大意.