英语词汇“expansion bolt”是什么意思，“expansion bolt”的读音、用法及例句翻译-烛光网

词汇	expansion bolt
释义	expansion boltn.（名词） A bolt having an attachment that expands as the bolt is driven into a surface.扩开螺栓：带有扩开附件的螺栓，当螺栓进入物体表面时附件可以扩开
随便看	Champlain College champlevé champlevés Champollion champs Champs Élysées chams chamsin chan. chance chance chanced chanceful chancel chancelleries chancellery chancellor Chancellor of the Exchequer chancellors Chancellorsville chancellory chancellory chancels chance-medley chanceried

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