名词
中文翻译：棒球帽
同义词：
['baseball cap', 'baseball glove']
例句：
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1. He wore a hard hat to protect his head from the sun.
他戴着一顶硬帽来保护他的头免受太阳的照射。
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2. The baseball player put on his hard hat before taking the field.
棒球运动员在上场前戴上了硬帽。
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3. The team needed a hard hat for safety during the game.
为了比赛的安全，队伍需要一顶硬帽。