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backup

B2 noun

Các nghĩa

  1. dự phòng

    A reserve or substitute.

    countable · uncountable

    If the goalkeeper is injured, we have a backup.

  2. bản sao lưu

    A copy of a file or record, stored separately from the original, that can be used to recover the original if it is damaged or destroyed.

    countable · uncountable

    After the power failure, we had to restore the database from backup.

  3. sự tắc nghẽn, ứ đọng

    An accumulation of material caused by a (partial) obstruction or (complete) blockage of the flow or movement of the material, or an accumulation of material that causes an overflow due to the flow being greater than the maximum possible flow.

    countable · uncountable

    The accident caused a mile-long backup on the highway.

  4. quân tiếp viện

    Reinforcements.

    uncountable

    He's got a gun! You'd better send for backup.

  5. sự hỗ trợ thêm

    Any support or extra help.

    broadly · uncountable

  6. nhạc đệm

    Accompaniment.

    uncountable

    Debbie Ahn, on piano, provided some mesmerizing back-up and many fiery, on-target solos.

  7. sự chứng thực

    Corroboration.

    uncountable

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