英语词汇“counterbore”的读音、翻译、释义、用法及例句-开邑网

词汇	counterbore
释义	counterborecounterbore[kauntəˈbɔ:]n.1.■(用平底扩孔钻)扩孔[锪孔,镗孔,镗阶梯孔];沉孔,埋头孔
随便看	round console typewriter round convex clock glass round copper bar round core wire round cornering machine round corner square billet round counter round cross section gasket round cure round cutter tool holder Sever's disease severse weather sever supply severy sevicaine seviche Seville orange seville orange flower Sevin sevin seviparous Sevithion sevoflurane Sevres Sevruga

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