字典網>> 英漢字典>> G開頭詞條>>gear reducer的意思 漢英字典gear reducer中文翻譯：【化】 齒輪減速器; 齒輪減速箱; 齒輪減速機相關詞條：gear planer gearing ratios gearlever gear-driven geared turbine gear coupling gear box cover gear shifting lever gear down geared motor