backed up造句
121. The presence of dark energy has been independently backed up by measurements of the cosmic microwave background, the radiation left over from the big bang.
122. This is often backed up by the statement that a love of Nature is a foible of urbanized people who have no notion what Nature is really like.
123. A tail-log backup is taken from a possibly damaged database to capture the log records that have not yet been backed up.
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