The main task of the human task Manager is to manage human tasks described in task Execution Language (TEL).

人工任务管理器的主要任务是管理任务执行语言(TEL)中描述的人工任务。

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The business Flow Manager's main task is the execution and management of business processes written in the business process execution Language (hereafter called BPEL).

业务流管理器的主要任务是执行和管理使用业务流程执行语言(以下称为BPEL)编写的业务流程。

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Business process Execution Language (BPEL) processes have the ability to invoke a human task as well as other components, so we can use a BPEL process as a wrapper for the human task.

业务流程执行语言(Business Process Execution Language, BPEL)过程能够调用人工任务和其他组件，因此我们可以使用BPEL过程作为人工任务的包装程序。

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