This forces the program to fall back on techniques that resemble manual memory management.
这使得程序不得不使用人工内存管理的老技术。
2
It is updated when new segments are available from attempting to generate these again (manual generation or automatic periodic generation by the program).
当有新片段并试图再次生成时(手动生成或通过程序定期自动生成)，这个文件就会更新。
3
In the manual case, the generator can be passed around a program, and called wherever and whenever needed (which is quite flexible). A simple example of the manual case is.