├── paper/ # Research paper
There are some techniques that can be used to reverse a relationship if the flow of logic requires it. For instance, the higher-level module could expose a required interface which will be implemented by the lower-level module. That’s the Dependency Inversion Principle on the module level. One of the other possibilities is to introduce a mediator pattern.
，更多细节参见爱思助手下载最新版本
В России допустили «второй Чернобыль» в Иране22:31，推荐阅读旺商聊官方下载获取更多信息
theguardian.com