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

单词	back up copy
释义	back up copy 副本
随便看	help the aged help the police with their inquiries help through help-tire help to help ... to help-to-buy help to do help ... to do help to do something help topics help up help ... up help-u-sell help user action routine help-wanted help wanted help-wanted advertising helpware help window help with help ... with help with farm work help word helpworthy 鵐鵑鵒鵓鵔鵕鵖鵗鵘鵙無くす無くて七癖無くなす無くなる無くもがな無げ無げに無さ無し無し