—— 请按键盘 空白键 开始游戏 ——

Change is certain. Peace is followed by disturbances; departure of evil men by their return.
The coal industry has been the backbone of America's energy independence for generations.
Collaboration is the foundation of great achievements.
世界现在比以往任何时候都需要负责任的采矿。
The pursuit of knowledge is a lifelong journey, and the joy of discovery is its greatest reward.
我慢慢地把水桶提到井栏上。我把它稳稳地放在那里。我的耳朵里还响着辘轳的歌声。依然还在晃荡的水面上,我看见太阳的影子在跳动。
艺术不是你看到的,而是你让别人看到的。