document reader文件: document; file; papers; inst ...閱讀機(jī): reading machine; reader光文件閱讀機(jī): optical document reader文件閱讀機(jī)子系統(tǒng): document reader subsystem文件閱讀器: document reader下載手機(jī)詞典可隨時隨地查詞查翻譯
