里弗爾山riffeler: 里費(fèi)勒riffelalp: 里弗爾阿爾卑riffellochung corrugated perforation: 槽打孔riffel steel: 鎢工具鋼riffelscheibe fluting roll: 刻紋圓盤下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
