More typically, there is one primary input source, with a few extra general-purpose parameters and a set of output models.
更具代表性的是,存在一个主要的输入源,以及一些额外的通用参数和一组输出模型。
2
The same applies when defining input and output data signatures for components; design them to perform well in the primary application, and change them only when their use changes significantly.