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Từ điển Việt Anh Việt 4in1 - English Vietnamese 4 in 1 Dictionary 
	
		   
 backup   
  back‧up /ˈbækʌp/ BrE  AmE  noun   1. [countable] something that you can use to replace something that does not work or is lost:         Always have a backup plan.        a backup generator   2. [countable] a copy of a computer document, program etc, which is made in case the original becomes lost or damaged:         Make a backup of any work you do on the computer.   3. [uncountable] people or things that can be used to provide support and help if they are needed:         Army units can only operate if they have sufficient backup.        a backup team   4. [countable] American English someone who will play in a sports team if one of the other players is injured or ill SYN reserve:         a backup goalie       • • •   THESAURUS     ▪ help the things you do to make it easier or possible for someone to do something:  Now that I’m working, the kids need to give me more help with the housework. |  The book would never have been finished without his help.     ▪ assistance help. Assistance is more formal than help, and is used especially about people giving official help:  The police are asking the public for their assistance. |  The project received financial assistance from the government. |  Thank you very much for your assistance, sir. |  He set up the business with the assistance of his two sons.     ▪ aid help. Aid is more formal than help, and is used especially about money, food, medicine etc. that is given to countries or people that are in a very bad situation:  Aid is being sent to areas affected by the earthquake. |  The US spends billions of dollars on aid to developing countries. |  Another driver stopped and came to his aid.     ▪ support help and encouragement:  Thanks to everyone who gave us their support. |  We could not have won the case without your support.     ▪ cooperation  help – used especially when people, organizations, or countries work together to get things done, and show that they are willing to do this:  a spirit of international cooperation |  The cooperation of landowners was needed for the plan to succeed.     ▪ backup extra people, equipment etc that can be used in case people need help:  The officer waited for backup to arrive before making any arrests.
  backuphu| ◎ | ['bækʌp] |  | ※ | danh từ |  |   | ■ | sự hỗ trợ |  |   | ☆ | Backup services |  |   | Các dịch vụ hỗ trợ |  |   | ■ | (tin học) bản sao dự phòng; bản sao lưu |  |   | ■ | sự dồn ứ |  | ※ | tính từ |  |   | ■ | dự phòng; dự bị |  |   | ☆ | A backup pilot |  |   | Phi công dự khuyết (sẵn sàng thay cho phi công chính thức của chuyến bay khi cần thiết) |  
  |  | ◎ | [backup] |  | 〆 | saying & slang |  |   | ■ | saving information on a computer disk |  |   | ☆ | Don't forget to make a backup disk of all your computer files. |  
 
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