英语词汇“proof underground passage”的翻译、意思、用法、释义-英汉汉英双解词典

单词	proof underground passage
释义	proof underground passage 暗道顶板
随便看	Gun Range Finder Operator gunray gun reach gun reaction gun reamer gun recoil Gun Recoil Force Reduction Technology gun, recoilless Gun recoil mechanism gunrecoil oil gun recoil oil Gun recoil system gun-related gun-related crime gun-related violence Gun Report gun rest gun rests Gun Review gun ribber gunrifle gun rifling machine gun rights gun-rights gun ring