Head margin: the margin at the top of a page.

头白边：书页上边的空白部份。

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"Look at that symbol," she said, pointing to the top of a page.

“看那个符号。”她指着一页的顶端。

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The visible viewing area at the top of a page on an iPhone is 320 pixels wide and 356 pixels high.

iPhone 中页面顶部的可视查看区为 320 像素（宽）X 356 像素（高）。

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Slowly I began to forge in the depths of my mind" this is the very top of the page--" a mechanism that repressed all the dreams and desires that the Chicago streets, the newspapers, the movies were evoking in me.

渐渐地，我开始进入自己的思想“,这是最上面的一句“,“这期间抑制住了芝加哥的街道、,报纸、电影在我心中唤起的，所有幻想和欲望。

耶鲁公开课 - 1945年后的美国小说课程节选

One of the first things we did was to put a page-view counter at the top of every post.

FORBES: Long-Form Journalism, Part II: The Challenge for Reporters, and What Forbes Is Doing About It

These features include the ability to pin a post to the top of Timeline, the ability to highlight posts which will expand to occupy the width of a Page, and highlighted friend activity surfaced on the right side of Timeline.

FORBES: Facebook's Storied Revolution

The home page release included new, persistent navigation at the top of the page, the Follow Bar at the bottom and a stack dedicated to personalizing your experience.

FORBES: Inside Forbes: 'Aha Moments' From Our New Home Page