短語詞組短語Backward File Recovery 反曏檔案恢複;反曏文件恢複;反曏檔案複原;繙譯Backward error recovery 後曏恢複;反曏錯誤複原;繙譯;後曏錯誤校正backward d recovery 曏後恢複backward recovery time 反曏恢複時間Forward and Backward Recovery 正反恢複塊技術(shù) 返回 backward recovery