—— 请按键盘 空白键 开始游戏 ——

人生之初,即有忧愁,与生俱来也。
The interplay between discrete and continuous mathematics is where some of the most interesting problems lie.
我是一个热爱生活的人。我爱生活。
"The most successful companies are those that can balance tradition with innovation."
翻译:说明自然资源是天生的,而人类通过工艺将其开发利用。