Each section of executable code is run when a particular event becomes necessary, including events like the initialization of a library and the main starting entry point of the program itself.
每个可执行代码段将在需要特定的事件时执行，这些事件包括库的初始化和该程序本身主入口点。
2
If your system will load a kernel, but cannot run init successfully, you may try to recover by specifying an alternate initializationprogram.
如果您的系统能够加载内核，但无法成功运行init，您可以通过指定一个替代初始化程序来尝试修复。
3
This means that all different instances of an object are created during the programinitialization phase and reused and referenced later on.