To decide what the alternate text should be, think about what information the image conveys, and then describe this in a short phrase.
为了决定替代文本应该是什么，请考虑图像传达的是什么信息，然后用简短的短语描述。
You need to use alternate text for image submit buttons too.
您还需要将替代文本用于图像提交按钮。
There is one difference to note here: because an image button is a click-able form element, you should always provide alternate text for it.
这里有一个要注意的不同点：因为图像按钮是可单击的表单元素，所以您应该总是为它提供替代文本。
The full image of your production server can be copied over or migrated to the alternate cloud.
可以把生产服务器的完整映像复制或迁移到备用云。
These examples also demonstrate the importance of obtaining alternate viewpoints on logo prototypes before a brand image is implemented.
当一个新的品牌形象推出的时候，其实这些雷人的例子也展示了从不同视角去观察商标设计图像的重要性。
The bosboot command is run to create a client boot image, which is written to the client's alternate boot logical volume (alt_hd5).
运行bosboot命令创建一个客户机启动映像，这个启动映像将写入客户机的替代启动逻辑卷(alt_hd5)。
Other best practices (such as specifying image sizes and alternate text) are a requirement for XHTML-Basic.
至于其他的最佳实践（比如指定图像大小和替换文本）则是 XHTML-Basic 的要求。
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.
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。
The alternate text of a hidden image read by screen readers to provide the ability to skip the list of links.
获取或设置屏幕读取器所读取的隐藏图像的替换文字，以提供跳过链接列表的功能。
Screen readers read the alternate text aloud, and the image occupies only one pixel space.
屏幕读取器读取替换文字，而图像只占用一个像素的空间。
The enables you to have different alternate text for each image displayed.
这可让您设定每个显示影像的不同替代文字。
Screen readers read the alternate text aloud but the image does not disturb the visual flow of the page.
屏幕读取器会读出替换文字，但图像不会打扰该页的可视化流。
The alternate text is displayed when an image cannot be loaded or is unavailable.
当影像无法载入或无法使用时，会显示此替代文字。
The screen shows 120 images per second with alternate frames for the right and left eye and the glasses help separate these and direct the relevant image to the correct eye.
在屏幕显示了备用帧的权利，左眼和眼镜120每秒分开这些图像帮助和指导相关图片到正确的眼睛。
An alternate design shows a urinal with the image of a burning candle, right in the center this time.
有一种与此相当的设计，在便池的中间显示一个燃烧着的蜡烛图形。
An alternate design shows a urinal with the image of a burning candle, right in the center this time.
有一种与此相当的设计，在便池的中间显示一个燃烧着的蜡烛图形。
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