ruler guides meaning in English
辅助线
Examples
- Layout and ruler guides can be as few as four lines that define the page margins , or as many guide lines as you need to define a multicolumn layout
版式参考线和标尺参考线最少可以只有四条，用于界定页面的边距；最多可以根据需要任意添加，用于界定多栏版式。
辅助线