—— 请按键盘 空白键 开始游戏 ——

Economic theory provides the tools, but real-world testing refines them.
经济理论提供工具,但现实世界的测试会完善它们。
The possibility of finding a planet similar to Earth is what drives our passion for exoplanet research.
我建筑中的曲线不是随意的。它们是对环境、光线和运动的有目的回应。
Data-driven policies are the compass for sustainable fisheries.
The future of computing is in the cloud.
可持续性还不够——我们需要再生。