Click the icon next to a section heading to expand and see the text.

点击各部分标题旁的图标可以展开文本。

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Ads shouldn't be placed under a title or section heading in a way that implies that the ads are not ads.

广告不应该被放置在文章标题或文章章节标题下方，暗示这不是广告。

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These elements are all extended from the section heading class in the base topic, which allows a single heading element to contain multiple paragraphs.

这些元素都是从基础主题中的节标题（section heading）类扩展而来，这允许单个标题元素包含多个段落。

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Once passengers are on board, the long-haul destination produces an instant camaraderie, and people begin to gather in the lounge car in an interesting cross-section that ranges from a beaming American family, heading for a wet week of ancestor-hunting, to a half-mooned lawyer type with a share in a Highland estate.

BBC: Full steam ahead