Go to Bing homepage

backed up is back up's Past Tense

back up

US 
UK 
  • na.支持;堵塞;【棒球】抢救后方;【计算机】把(文件等备份)
  • Web化粪池又回堵;后援;定期储蓄
Simple Present:backs up  Present Participle:backing up  Past Tense:backed up  
na.
1.
支持,为...撑腰;堵塞,拦(水);【棒球】抢救后方;【计算机】把(文件等备份)

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
More sentence filters
Hide sentence filters