—— 请按键盘 空白键 开始游戏 ——

Cryptography is about communication in the presence of adversaries.
目标是给每个人一个声音,并帮助为未来改造社会。
Win-win cooperation is an inevitable choice for enterprise development in the context of globalization.
幸福不是现成的东西。它来自于你自己的行动。