In the first example, the portlet USES an image link to submit the form.

在第一个示例中，portlet使用了一个提交表单的图像链接。

youdao

Put an image link into the widget header that refreshes the content area when clicked.

在小部件头部加入一个图片链接，单击此链接可刷新内容区。

youdao

Company logos adding an image link to a company's logo in a common area of all element pages.

公司图标(在所有元素页面的公共区域，向公司图标添加一个图像链接)。

youdao

Video of their panel (1 hr 12 mins) is also available online via the image link below.

FORBES: Some Ideas on Making GovCloud Achievable

The funny part of this however, and what the author was going for, is that by posting that image link (copyrighted content of Virtual Shackles, stolen and put on imgur) that the WhiteHouse.gov site is itself in breach of SOPA, as it is now a site linking to infringing content, no matter that it was a random user that posted it.

FORBES: Official Veto SOPA Petition Gets 25,000 Signatures in Two Days

So you choose the image you want to augment, link it to another image or video, and upload what Autonomy calls an Aura to its servers.

BBC: Aurasma: Augmented reality future or forgettable fun?