因此，如果你的网站上有一个关于“赛车”的新部分真的要置顶，你可以设置你的页面在那些关键词的页面的顶部。

So, if there's a new section of your site about "sports cars" that you really want to promote - you can have your own page at the top for that keyword (or keywords).

youdao

然后我锁定缓冲以使我能够设置顶点的值。

Then I locked the buffer so I could set the values.

youdao

我可以做的一个方法是设置顶部子视图相对于主视图的前导空格和尾随空格，并且在主视图中水平居中。

One way I can do is to set the leading space and trailing space of the top subview with respect to the main view and also centering horizontally in the main view.

youdao