數(shù)據(jù)文件(data file的復(fù)數(shù)) data files: 純數(shù)據(jù)文件central data files: 中央數(shù)據(jù)文件data search in computer files: 在計(jì)算機(jī)檔案中進(jìn)行數(shù)據(jù)檢索（替他人）geographic data files: 地理數(shù)據(jù)文件photometric calibration data files: 光度校準(zhǔn)數(shù)據(jù)文件下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
