—— 请按键盘 空白键 开始游戏 ——

If you want to see what this nation is all about, you have to ride the rails. Look outside as you speed through, and you’ll find the true face of America.
The more you know yourself, the more patience you have for what you see in others.
量子计算的挑战不仅在于建造量子计算机,还在于理解它能做什么。
Sustainable fishing isn't an option—it's the only way forward.