动词短语中文翻译
中文翻译：站岗
同义词：
['stand guard', 'be on duty', 'be on watch例句：1. The soldiers were on sentry duty at the border.（士兵们在边境站岗。）']
例句：
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1. The soldiers were on sentry duty at the border.
士兵们在边境站岗。
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2.The policeman was on sentry duty in the park.
警察在公园里站岗。
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3. The guards were on sentry duty around the clock.
警卫全天候站岗。