好词典

sentinel

UK //ˈsen.tɪ.nəl//US //ˈsen.t̬ən.əl//

词源

源自16世纪法语 sentinelle,来自意大利语 sentinella,可能与拉丁语 sentire(感觉、感知)相关,原意为'警戒者'。

noun

❶ 指站岗或巡逻的哨兵,负责警戒和保护特定区域或人员的安全。常用于军事或重要设施的守卫场景。

“The sentinel stood motionless at the castle gate.”

(哨兵一动不动地站在城堡大门处。)

“Two sentinels were posted to guard the entrance.”

(两名哨兵被派去守卫入口。)

❶ 比喻起警戒或保护作用的人或事物,常用于描述具有监测或预警功能的对象。

“The lighthouse serves as a sentinel for ships in the storm.”

(灯塔为暴风雨中的船只充当警戒者。)

“Early warning systems are sentinels against natural disasters.”

(预警系统是防范自然灾害的哨兵。)

同义词:guard, watchman, lookout, sentery, warden

verb

❶ 指站岗守卫或监视某处,强调持续观察和保护的动作。

“Towers were built to sentinel the coastline against invaders.”

(建造塔楼是为了守卫海岸线防范入侵者。)

“The statue has sentineled the town square for centuries.”

(这座雕像几个世纪以来一直守护着城镇广场。)

同义词:guard, watch over, protect, defend

常见短语

stand sentinel — 长时间保持警戒状态,常用于描述人或物持续守护某个地方的情形。

“The ancient oak trees stand sentinel along the country road.”

(古老的橡树沿着乡间小路持续守护。)

sentinels of freedom — 比喻为自由或权利而守护的人或机构,带有褒义色彩。

“The journalists were praised as sentinels of freedom.”

(这些记者被称赞为自由的守护者。)