从外到内的设计模式，先从系统的输出结果开始，调查为什么需要它们，以及软件如何提供这些功能(来自BDD)。

Outside-in design - start with the outputs of the system and investigate why they are needed and how the software can provide them (comes from BDD).

youdao

所以我的转变主要是从外到内，最显著的是在《如梦之梦》这部戏上。

Thus my shift in focus from the external to the internal, most notably in "a Dream Like a Dream."

youdao

实验结果表明，镁在球墨铸铁件表面大量富集，在整个横截面上由外到内呈梯度分布状态。

Experimental result shows that the surface of ductile iron casting has a large amount of magnesium, and, there is a gradient distribution of magnesium from external to internal in the cross section.

youdao