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。