This is not only a bad modeling practice, it also changes the semantic meaning of the model because it adds additional business items and duplicates inputs and outputs of the activities.

这不仅是一个很坏的建模习惯，它还改变了模型的语义，因为它添加了多余的业务项，而且复制了活动的输入和输出。

youdao

Using activity form leads to a duplication of data in the inputs and outputs of activities.

使用活动形式，会导致活动的输入和输出中出现重复的数据。

youdao

You would define a process interface the same way you define the inputs and outputs of activities within the process.

您在定义流程接口时使用的方法，与您定义流程内各种活动的输入和输出时是相同的。

youdao

Great plans start with projections or outputs, and work their way back through the activities and money needed as inputs.

FORBES: How to Write a Plan or Proposal That Rocks