—— 请按键盘 空白键 开始游戏 ——

That's the only trouble with being a dog...they never tell you anything…
耳朵是负责听的,听了之后再加以审察,这叫做聪明。
一本儿童书是他们参观的第一个艺术画廊。
The advancement of mathematics is due to those who are driven not by the desire for application but by the joy of discovery.