Line 4: XHTML documents must include a full header area.

第4行：XHTML文档必须包括完整的头部区域。

youdao

It fires in response to a click in the column header area.

它针对火灾中的列标题区域内单击。

youdao

In the work item editor's header area the Duplicate action creates a copy of the work item and connects them with a related link.

在工作物件编辑器的标题区域中，Duplicate操作创建工作物件的副本，并将它们与相关链接连接起来。

youdao

Gallacher went down after Christian Dailly flicked a header into the area.

BBC: News | World Cup | Own goal gives Brazil victory

After a nervous opening, Valon Behrami released the growing tension 11 minutes before the interval by bundling home Frederic Piquionne's header inside the area.

BBC: West Ham 3-1 Wigan

Adebayor fired wide when he latched on to Gareth Barry's header inside the area but, that chance aside, the home side were restricted to long-range efforts that did not trouble Maik Taylor.

BBC: Man City 5-1 Birmingham