—— 请按键盘 空白键 开始游戏 ——

可持续性不是一个流行词,而是现代能源行业的商业必需。
我是不是你种的食物,所以我才这么没记性?
今天我们种下的每棵树都是对未来清洁空气和健康生态系统的投资。
The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.
沉默可以成为一件作品中最响亮的元素。