Make sure you use right glue, regular model glue does not work.

后一句没明白模型胶水不能用？

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One caveat is that virtual properties (properties defined as attributes in the model but not actually stored in the database) can have different HTML rendering than regular model properties.

有一点需要注意：虚拟属性(在模型中作为属性定义，但却不真正保存在数据库中的属性)的html渲染方式可能与普通的模型属性不同。

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As a result, writing a synchronous service or a synchronous service client is usually not much more than a simple extension of the regular programming model.

结果是，编写同步服务或同步服务客户端通常不用对标准的编程模型进行多少扩展。

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