vigilance
UK/ˈvɪdʒɪləns/US/'vidʒilәns/
TOEFLC2
释义
n.
The state of staying alert and watchful, especially to avoid danger
警惕;警觉
词根拆分
词根派生vigil(保持清醒、守望)+ -ance(状态名词后缀)=「守望的状态」。它是 vigilant 的名词:对危险持续、不松懈的守望。所以有固定说法 constant vigilance(时刻警惕)。
词根 vigil 还连着 4 个词常用搭配
- 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
例句
- 1.
Constant vigilance is needed to keep the network secure.
要保证网络安全,必须时刻保持警惕。
- 2.
Years of vigilance finally paid off when they caught the leak.
多年的警惕终于在他们查出泄漏时得到了回报。
- 3.
The campaign urged public vigilance against scam calls.
这场宣传呼吁公众警惕诈骗电话。