| 单词 | sentry |
| 释义 | sentry /sen"tree/, n. , pl. sentries. 1. a soldier stationed at a place to stand guard and prevent the passage of unauthorized persons, watch for fires, etc., esp. a sentinel stationed at a pass, gate, opening in a defense work, or the like. 2. a member of a guard or watch. [1605-15; short for sentrinel, var. of SENTINEL] |
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