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	snapping turtle snappish snappy snap roll snaps snapshoot snapshot snapshots snapshotted snapshotting snare snared snare drum snares snarf snaring snarkier browbeat Browder browed browing brown brown Brown brown alga

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