英语词汇expansion bolt怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	expansion bolt
释义	expansion bolt noun a bolt that expands when inserted, no thread being required in the surrounding material 伸缩栓, 膨胀螺栓。
随便看	declaredly declare for/against declare oneself declarer declass declassification declassify declaw declension declensional de Clerambault's syndrome declinable declination declinational declination axis declinature decline decliner declining years declivitous declivity declutch declutter deco decoct

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