vigilance

Definitions

vigil (stay awake, keep watch) + -ance (noun of state) = 'the state of watchfulness.' It is the noun of vigilant: the ongoing, never-relaxed watch against danger. Hence the set phrase 'constant vigilance.'

Common Collocations

• 1.constant vigilance时刻警惕
• 2.maintain vigilance保持警惕
• 3.public vigilance公众警惕
• 4.vigilance against对…的警惕
• 5.round-the-clock vigilance全天候警戒

Example Sentences

• 1.

  Constant vigilance is needed to keep the network secure.

• 2.

  Years of vigilance finally paid off when they caught the leak.

• 3.

  The campaign urged public vigilance against scam calls.