—— 请按键盘 空白键 开始游戏 ——

垂直农业让我明白,限制常常会激发最明亮的创新。
"The world is a book, and those who do not travel read only one page."
The worst thing in the world that can happen to you if you’re an engineer that has given his life to develop something is for someone to just rip it off.