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首页英语词典backupbackup考试真题

backup

英 ['bækʌp] 美['bæk,ʌp]
  • n. 支持;后援;阻塞
  • adj. 支持的;候补的
  • vt. 做备份

考试真题


And so the old technology remains as a backup.

出自-2014年6月阅读原文

Karen said she was available as a backup.

出自-2012年12月听力原文