由于“% 1”的同步副本已被删除或移走，使它成为孤立文件，以后该文件将不被更新。
'% 1' has been made an orphan because its sync copy was previously deleted or moved. The file will not be updated in the future.
整个文件中的每个字节每次只能由一个区段使用，不过可以存在不被任何区段所包含的孤立字节。
Each byte in the entire file is taken by no more than one section at a time, but there can be orphan bytes that are not covered by a section.
当数据库没有被正确关闭(例如，崩溃或中止)时，就会留下一个“孤立的”数据库锁文件。
When a database is not properly shutdown (for example, a crash or an abort) an 'orphan' database lock file will be left.
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