—— 请按键盘 空白键 开始游戏 ——

The dairy industry must pursue high-quality development, not just scale.
The beauty of science lies in its ability to explain the natural world.
那些说话算话的人有一点很天真:他们以为别人也和他们一样。
科学中最重要的事情不是正确,而是保持好奇心。