名词
中文翻译：Unknown
同义词：
['cup-top screw', 'cup-top bolt', 'cup-top fastener例句：1. The cup head screw was the only thing that held the lid together.（杯头螺丝是保持盖子连接的唯一东西。）2. The carpenter used a cup head screw to secure the wooden planks together.（木匠用杯头螺丝将木板固定在一起。）3. The screws on the cup head were rusted and needed to be replaced.（杯头螺丝生锈了，需要更换。）']
例句：
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1. The cup head screw was the only thing that held the lid together.
杯头螺丝是保持盖子连接的唯一东西。
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2. The carpenter used a cup head screw to secure the wooden planks together.
木匠用杯头螺丝将木板固定在一起。
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3. The screws on the cup head were rusted and needed to be replaced.
杯头螺丝生锈了，需要更换。