动词短语中文翻译
中文翻译：监视
同义词：
['guard', 'watch', 'keep an eye on', 'patrol', 'vigilant', 'be on guard']
例句：
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1. Thesentry was posted at the entrance of the building to ensure no one entered without authorization.
哨兵被部署在大楼入口处，以确保未经授权的人员不得进入。
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2.The policeman was sentry-go around the city to prevent any illegal activities.
警察巡逻城市，以防止任何非法活动。
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3.The soldiers were sentry-go in the night to protect the camp from any potential threats.
士兵们夜间巡视，以保护营地免受潜在威胁。