—— 请按键盘 空白键 开始游戏 ——

Understanding the computational complexity of learning problems is essential for developing efficient algorithms.
No one is wise enough to know what is truly good or bad.
变化是不可避免的,但进步是一种选择。
The chemical industry is the backbone of modern civilization, and we must treat it with the responsibility it deserves.
皮革鞣制的创新不仅仅关乎新化学品,而是重新思考材料的整个生命周期。