program initialization

例句：

1. 1. Beforestarting the program, we need to initializeall the variables.
   在启动程序之前，我们需要初始化所有变量。
2. 2. The computer'soperating system needs to be initialized beforeit can start up.
   计算机的操作系统需要初始化才能启动。
3. 3. During the initialization process, the system will display a welcome message.
   初始化过程中，系统将显示欢迎消息。