However, to build a system, we must also be able to open the box, look inside, and see what set of interacting, interrelated, or interdependent elements make up the system.
然而，要构建一个系统，我们也必须能够打开这个盒子，向里面看，看一下哪些相互作用、相互关连或相互依赖的元素构成了系统。
Because elements are interdependent, sweeping changes to the schema can be applied quickly.
由于元素是相互依赖的，所以很快就会应用大规模的更改。
应用推荐