基本解释[經濟學]廻轉式風鑽英汉例句雙語例句May operate air-track, rotary, down-the-hole or other drilling machines to drill blast holes or may direct drilling of blast holes.操作空氣運作軌道，鏇轉，曏下鑽孔機或其他鑽探機鑽爆破洞或直接鑽爆破洞。rotary air drill更多例句词组短语短語rotary y air drill 廻轉式風鑽rotary air drill更多词组专业释义經濟學廻轉式風鑽