英语词汇“back ... up”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	back ... up
释义	back ... up na. 支持；堵塞；【棒球】抢救后方；【计算机】把(文件等备份) [网络] 倒退；后退；援助
随便看	extracting device extracting drift extracting equipment extracting face extracting forceps extracting jaw extracting machine extracting method extracting power extracting pump extracting reagent extracting roots extractings extracting seed from cone extracting seeds from cone extracting solution extracting solvent extracting stage extracting tool extracting tower extracting uranium from sea water extracting zone extract instraction extract instruction extract interest 打酱的钱不打醋打醉眼子打醋的钱不买酱油打醮水打野外打野火打野猪还佛。打野盘打野眼打野食枯叶蛾枯叶蝶枯块煤枯寂枯干枯木朽株枯木逢春枯朽枯杨生稊枯枝败叶