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  2. /sent
  3. /sentry

sentry

🇬🇧 UK/'sentri/🇺🇸 US
TOEFLGREC2

Definitions

n.

A soldier posted to guard an entrance or area and prevent unauthorized access.

哨兵,卫兵

🧩 Root Breakdown

Root-derived
sentfeel, perceive, be aware
+
ryplace of, art of, collection
=sentry

Common Collocations

  • 1.sentry duty站岗值勤
  • 2.sentry box哨兵岗亭
  • 3.armed sentry武装哨兵
  • 4.stand sentry执行哨兵任务

Example Sentences

  • 1.

    The sentry challenged every visitor who approached the military base.

  • 2.

    Two armed sentries were posted outside the embassy around the clock.

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