iUI给内容及表单布局提供一些有用功能。

IUI provides some useful features for content and form layout.

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如果表单布局不随用户输入改变，则应使用绝对定位。

Use absolute positioning if your form layout will not change based on user input.

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当然也不是说表单布局中绝对不能使用背景颜色和分隔线。

Of course this doesn't mean that background colors and rules should never be used within form layouts.

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