—— 请按键盘 空白键 开始游戏 ——

Small-scale farmers are the backbone of this industry; their knowledge is invaluable.
奶牛养殖既是一门艺术也是一门科学——尊重两者对于成功至关重要。
In the darkness, even a small light can guide you home.
只要对国家有利,即使牺牲生命也心甘情愿,绝不会因为自己可能受到祸害而躲开。
The essence of cryptography is to allow communication in the presence of adversaries.