它是爬行器最早遇到的单词，也是页面在SERP中列出时显示的标题。
It's the first word or words the spider encounters and it's the title of your page's listing in the SERPs.
这些标记告诉用户突出显示的单词对页面很重要，而且爬行器会以相同方式看到它们。
These tags tell the user the highlighted terms are important to the page, and the spider sees them the same way.
应用推荐