Tomcat 是宿主应用程序的 Web 容器。

Tomcat is the Web container hosting the application.

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所有的Lua应用程序必须要嵌入到宿主应用程序中。

All Lua applications must be embedded in a host application.

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应用程序可以利用云来调用所添加的值，比如存储、队列及宿主应用程序。

Applications can make use of the cloud in order to call out for added value, such as storage, queuing, and hosted applications.

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