名词短语
中文翻译：暴露的钉接
同义词：
['exposed fastening', 'exposed jointing例句：1. The exposed nailing on the wall is a sign of wear and tear.（墙上暴露的钉子是磨损的标志。）']
例句：
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1. The exposed nailing on the wall is a sign of wear and tear.
墙上暴露的钉子是磨损的标志。
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2.The exposed nailing in the floor needs to be repaired immediately.
地板上暴露的钉子需要立即修复。
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3.The exposed nailing on the roof is a concern for the safety of the building.
屋顶上的暴露钉接是建筑物安全的一个担忧。