名词
中文翻译：六角铁螺母
同义词：
['iron hexagon bolt', 'iron hexagon screw', 'iron hexagon fastener例句：1. The engineer used an iron hexagon nut to tighten the bolts on the door.（工程师用一个铁六角螺母来紧固门上的螺栓。）']
例句：
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1. The engineer used an iron hexagon nut to tighten the bolts on the door.
工程师用一个铁六角螺母来紧固门上的螺栓。
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2. The construction worker replaced the old iron hexagon nut with a new one.
建筑工人用一个新的铁六角螺母替换了旧的。
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3.The carpenter used an iron hexagon nut to secure the wooden planks together.
木匠用一个铁六角螺母将木板固定在一起。