名词
中文翻译：制服帽
同义词：
['uniform', 'military cap']
例句：
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1. Thesoldier wore a uniform cap to protect hishead from the sun.
士兵戴着一顶制服帽，以防头部被太阳晒伤。
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2.The policeman was wearing a uniform capwhen he arrived at the scene.
警察到达现场时戴着一顶制服帽。
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3. The firefighters all wore their own unique uniformcaps during the rescue operation.
消防员们在救援行动中都戴着各自独特的制服帽。