When data are contiguous, the time used to access data on the disk is minimized and the database server can read data faster.
当数据连续时，用于访问磁盘上数据的时间最少，数据库服务器可以更快地读取数据。
Read to your child often and place books where your child can access them. Select a regular time each day to read to her and make it a priority.
经常读书给孩子听，把书本放在孩子们能够拿到的地方。每天固定一个时间读书给他听，而且这事要排在其他事情前面。
In Figure 7, we've added a field in addition to the time frame a user accesses the file to represent in which mode the file access is provided - whether the user is accessing for write or for read.
图7中，我们在时间框架中额外添加了一个用户访问文件来表示所提供的文件访问模式—用户以读模式还是以写模式访问。
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