—— 请按键盘 空白键 开始游戏 ——

The most exciting applications of drones haven't even been invented yet.
无人机最激动人心的应用还没有被发明出来。
Water runs dry but hearts never do
我不是医生,也不是魔术师,但却能让音乐活起来。
The decline of violence may be the most significant and least-appreciated development in the history of our species.