—— 请按键盘 空白键 开始游戏 ——

你给予的越多,得到的就越多。
Science should serve humanity, not the other way around.
I am heartily rejoiced that my term is so near its close.
农业的可持续性不是一种选择,而是生存的必需。
The discovery of the accelerating expansion of the universe was a complete surprise.
要明智地管理森林,必须首先学会像森林一样思考。