英语词汇“expansion shield”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	expansion shield
释义	expansion shield noun : a device for anchoring attachments to masonry or concrete surfaces consisting of a metal insert that is driven into a drilled hole and expanded tightly against the sides of the hole
随便看	unduteous will undutiful undutiful undutifully undutifulness undutiful will undy undy undyed undying undyingly undyingness undynamic undé undée uneager uneagerly uneagerness unearned unearned unearned income unearned increment unearned premium unearned premium reserve unearth

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