保留用于将来的操作系统扩展
可选元素数组保留用于放置扩展可能需要的元素。
An array of the optional elements reserved to accommodate elements that may be needed by extensions.
脑脊髓液之抽取应保留用于有症状之颅内压升高之情形。
Removing cerebrospinal fluid should be reserved for cases where there is symptomatic raised intracranial pressure.
第1部分保留用于UNIX用户可以在Shell中运行的所有命令。
Section 1 is reserved for all the commands a UNIX user can run in the shell.
另外，就如前面提到的那样，目标5被保留用于内部磁带机。
Also, as mentioned before, target 5 is reserved for an internal tape drive.
记住：尽管这里没有显示，目标7总是被保留用于SCSI主机适配器。
Remember: Although it is not displayed here, target 7 is always reserved for the SCSI host adapter.
除了嵌入的原始sql查询以外，没有保留用于查询数据的一个或多个表的表示(“ FROM ”子句)。
Beyond the embedded original SQL query, no representation is kept of the table or tables that were queried for data (the "FROM" clause).
这个组的名称可以是一系列非空白的字符，除了“end”或者“end”，这是保留用于指定一个组的结束的。
The group's name can be any series of non-whitespace characters, except "end" or "end", which are reserved for specifying the end of a group.
标准的atom：title和atom：content元素被保留用于不支持ActivityStreams订阅源的解析器。
The standard atom: title and atom: content elements have been retained for use with parsers that do not support Activity Streams feeds.
建议包括：(1)保留CUSTOMER表上已有的两个索引，并且(2)创建一个索引，保留用于DISTRICT 表的一个索引。
The list of recommendations includes: (1) keeping the two existing indexes on the CUSTOMER table and (2) creating 1 index and keeping 1 index for the DISTRICT table.
建议包括：(1)保留CUSTOMER表上已有的两个索引，并且(2)创建一个索引，保留用于DISTRICT 表的一个索引。
The list of recommendations includes: (1) keeping the two existing indexes on the CUSTOMER table and (2) creating 1 index and keeping 1 index for the DISTRICT table.
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