短語詞組短語Backup My Computer 選擇備份我的計算機Backup Your Computer 備份您的計算機backup digital computer 備用數(shù)字計算機backup your computer regularly 經(jīng)常備份你的電腦Backup computer facilities 機設施BUC BackUp Computer 后備計算機Backup to Different Computer 異機備份online backup of double computer 雙機熱備computer backup 計算機后備 返回 backup computer