block structure

基本解释

XSLTXT, like SLiP, uses indentation to signify block structure, and uses abbreviations for keywords such as xsl:template.
XSLTXT 与 SLiP 类似，使用缩进表示块结构，使用缩写形式表示 xsl:template 之类的关键字。
All the necessary initializing of the Internet control block structure pointer is done and the control returns to tcp_attach().
完成所有必要的 Internet 控制块结构指针初始化之后，该控制返回到 tcp_attach()。
RDBMS designers concentrated on optimizing I/O and tried to align the data access patterns with the block structure imposed by the drives.
RDBMS 设计者的精力主要集中于优化 I/O 和设法用驱动器的块结构来安排数据访问模式。

Create structure for unstructured time: block out protected times during the week for thinking, writing, or focusing on special projects.
FORBES: How to Eliminate Random Acts of Senseless Productivity