对于系统,翻版的模拟是在控制图中添加一个创建循环的边,而不仅仅是一个附加节点。
For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.
未来总是在变化,但过去总是一样的。
A building should respect its surroundings, not dominate them.