基本解釋[經濟學]回轉式風鉆英漢例句雙語例句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,旋轉,向下鉆孔機或其他鉆探機鉆爆破洞或直接鉆爆破洞。rotary air drill更多例句詞組短語短語rotary y air drill 回轉式風鉆rotary air drill更多詞組專業(yè)釋義經濟學回轉式風鉆