bèi​fèn

to back up

备份 備份 bèi​fèn
to back up verb
to make a copy of a file, document, or data to protect it against loss
backup noun
a spare copy of a file or document kept for use in case the original is lost or damaged
spare noun
extra or reserve copies of items, such as printed documents for a meeting, held for use when needed

Frequency

Movie subtitles
3.85 per million appears in 2% of films
Written text
4.84 per million

Details

HSK 2.0
Level 6

Sources