Each time the command processor loads an external command into memory, it places the contents of the file with an EXE or COM extension into the transient portion of the command processor and available memory.

• 每当命令处理程序把一个外部命令装入存储器时，它就把带有扩展名EXE或com的文件的内容装入命令处理程序的暂驻部分。