—— 请按键盘 空白键 开始游戏 ——

The labor which it would require to make a single one of these guns by hand would exhaust the patience and perseverance of any ordinary workman.
过去总是紧张的,而未来是完美的。
心智倾向于将物体感知为组织良好的模式,而不是单独的组成部分。