—— 请按键盘 空白键 开始游戏 ——

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.
乳制品生产的创新必须在效率和环境责任之间取得平衡。
创新不仅仅是技术问题;它关乎改变思维方式并接受新的思考方法。