Phone can be only installed and maintained by professionals. self install and maintain may cause danger, and against guarantee regulations.
只有专业人员才能安装或维修手机。自行安装或维修手机可能性带来很大的危险，而且违反保修规定。
2
The traffic safety agency is nearing the release of a new set of guidelines and regulations regarding the testing of self-driving vehicles on public roads.
公路交通安全局正准备发布一套新的关于自动驾驶车辆在公共道路上测试的准则和监管条例。
3
Self-denial is not making a lot of rules and regulations to layer upon layer to manacle oneself, but with the autonomic action to create an order for our study life.