tar是tape archive(磁带归档)的缩写，最初设计用于将文件打包到磁带上。

Tar is short for tape archive, and was originally designed for packaging files onto tape.

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脱机归档日志——如果将联机归档日志从活动日志所在目录移动到其他目录或磁带中，就成为了脱机归档日志。

Offline archive logs - archive logs that are being moved from active log directory to either another directory in another media or tape.

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tar命令最初用来将文件归档到磁带(确切地说，是磁带驱动器)。

The tar command was originally developed for archiving files to tape (literally, tape archive).

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