作为patridge指出出他的答案你可以只包括在参数属性标记来 .RAW 。

As patridge pointed out in his answer you can just include the attribute markup in the parameter to .Raw.

在您的情况下，这将导致类似下面的内容：

In your case that would result in something similar to the following:

<meta name="description" @Html.Raw("content=\"My Site&amp;reg;\"") />