你可以使用多种颜色进行标记，而且当再次访问该页面时，会是高亮后的样子。
It allows you to use multiple colors to highlight text and will save your highlights each time you revisit the page.
通过编程实现的在浏览后改变颜色的链接提醒用户已经访问过哪些地方。
Remind users where they'vebeen by programming links to change color after being visited.
通过编程实现的在浏览后改变颜色的链接提醒用户已经访问过哪些地方。
Remind users where they'vebeen by programming links to change color after being visited.
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