—— 请按键盘 空白键 开始游戏 ——

学得越多,就越意识到自己知道的有多少。
Every film is a journey, not just for the characters, but for the audience as well.
In man-machine symbiosis, it is man who must adjust: The machines can't.
农业的成功不仅仅以产量衡量,还以我们为后代留下的遗产衡量。