Because the widgets are reusable application components that are assembled together in an ad-hoc fashion to provide business capabilities, trade-offs do occur.
因为小部件是可重用的应用程序组件，并且是为了提供业务功能而临时组合起来的，因此需要进行权衡。
The server provides a set of predefined services in the form of these Reusable Components, and these services enable application builders to feed filtered and augmented sensor data to backend systems.
服务器以 Reusable Components 的形式提供一组预定义的服务，并且这些服务使应用程序构建器能够将过滤并增强后的数据提供给后台系统。
Some of the common forms of reusable components in a Web-based application are Header, footer, Navigational bar, and so on.
在基于Web的应用程序中，可重用组件的常见格式是页眉、页脚、导航栏等。
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