Versioning: this feature enables you to keep multiple older versions of each file in the backup. There are several naming schemes available. See also Versioning / Filename Mangling.

• 版本管理。此功能允许你在备份中保存各个文件的多个老版本。可以有多种命名方案可以使用，请参考版本管理/文件名？？一节（不认识）。