IDC, a division of IDG, which is engaged in market research and forecast, set up its R&D centers in Beijing, Shanghai and Shenzhen.是什么意思_IDC, a division of IDG, which is engaged in market research and forecast, set up its R&D centers in Beijing, Shanghai and Shenzhen.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句