网络协议软件的开发技术因为涉及到操作系统核心，所以大多没有公开的资料。
The technology in developing network protocol software relating to system kernels is always undocumented.
那操作系统仍然以人们在PC上的体验为核心。
"The operating system is still core to people's experience on the PC," said Grey.
一个快速的用户请注意：不是一个微小的核心是交钥匙操作系统。
One quick user beware: Tiny Core is not a turn-key operating system.
操作系统安全保密的核心是访问控制。
The kernel of operating system's safety and secrecy is access control.
操作系统安全保密的核心是访问控制。
The kernel of operating system's safety and secrecy is access control.
应用推荐