你在屏幕阅读器上测试过网页了吗？
屏幕阅读器和搜索引擎找不到它！
屏幕阅读器主要针对视力受损的用户。
这使屏幕阅读器能够理解内容的动态更新。
This provides a way for screen readers to understand the dynamic update of the contents.
如JAWS屏幕阅读器。
屏幕阅读器能否识别这些WebUI组件？
本文描述的官方工具有：语法检查器和屏幕阅读器。
The official tools described in this article are: a Web syntax checker and a screen reader.
您还需要帮助屏幕阅读器解释portlet中的表。
You will also need to help screen readers interpret the tables in your portlet.
而新的屏幕阅读器则依据标示（尤其是标签tag）。
Modern screen readers rely on mark-up (specifically, the label tag).
这有助于在用户移至这些域时屏幕阅读器能够识别它们。
This helps screen readers identify the fields when the user moves into them.
能够跨现代Web浏览器、屏幕阅读器和无线设备工作。
Works across modern Web browsers, screen readers, and wireless devices.
但是，这些元素不能由屏幕阅读器或只使用键盘的用户访问。
But these elements are still not accessible to the screen reader or to users that only use the keyboard.
因此，要让屏幕阅读器将当前页面位置告诉用户是几乎不可能的。
Therefore, it is almost impossible for the screen reader to tell the users where they are in the page.
窗口打开后，屏幕阅读器无法通知用户打开了一个带消息的窗口。
When the window opens, the screen reader cannot tell the user that there's a window open with a message on it.
屏幕阅读器可以通过声音提醒用户web页面中出现了一些更新。
The screen reader might alert users with a sound that there are some updates in the Web page.
jAjax应用程序常常因缺少屏幕阅读器而遭人诟病。
A lack of screen reader accessibility is a common criticism of AJAX enabled applications.
像在屏幕阅读器和手机上工作得有多好之类的东西取得了许多进展。
There have been a lot of advances with things like how well it works with screen readers and mobile phones.
建议在这些按钮上使用替代文本，而不是让屏幕阅读器读取url。
It is recommended to have alternate text on these buttons, instead of have the screen reader read the URL. Here is an image button (Go button), followed by sample code to create it.
他们希望每个东西都是易访问的，且对AT是有效的，如屏幕阅读器。
They want everything to be accessible and enabled for ATs such as screen readers.
这意味着搜索引擎、搜索器和屏幕阅读器都能够获取需要的东西来处理页面。
That means that search engines, spiders, and screen readers all still have what they need to process and work with the page.
盲文计算机、屏幕阅读器和基于语音指令的导航工具很难应付这种不断的变化。
Braille computers, screen readers, and navigation tools based on spoken instructions find this continuous change hard to deal with.
要减少该风险，团队可以在目标运行时环境中建立原型，并用屏幕阅读器测试。
To mitigate this risk, the team could build a prototype in the targeted runtime environment and then test it with a screen reader.
IBMHomePageReader是Web页面的屏幕阅读器。
突然之间，你就变得和使用屏幕阅读器的人一模一样了——你们有着同样的需求。
Suddenly the person listening to a website with a screen reader is no longer different from you—your needs are the same.
爬行器只查看HTML代码，就像有视力障碍的用户所用的屏幕阅读器一样。
Spiders see only the HTML coding, just as screen readers work for visually impaired people.
您可以使内容对于搜索引擎和屏幕阅读器是可见的，同时又对观看者隐藏了这些内容。
Your content can be visible to search engines and screen readers without jarring the human eye.
我们也可以将这些值称作“礼貌级别”，它们指定了当元素值更新时屏幕阅读器的响应操作。
These values, which we can also call politeness levels, specify what a screen reader should do when the element value is updated.
有了替代文本后，屏幕阅读器之类的辅助技术就可以以另一种方式传达图片的内容。
With alternative text the assistant technology, such as a screen reader, can convey the meaning of the image in an alternative way.
基本上，您应该启动键盘交互并尝试让屏幕阅读器知道小部件是什么以及它的当前状态和属性。
Basically, you should enable keyboard interaction and try to "tell" screen readers what the widget is and what its current states and attributes are.
例如，在RUP的构建阶段，开发人员也许会确定产品不能由利用屏幕阅读器的角色进行访问。
For example, during the RUP Construction phase, a developer might determine that the product cannot be accessed by a persona using a screen reader.
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