导出方程

The man who expects too much of books lives neither in himself nor in any one else. The career of the Paper Doll is open to him.

对书本期望过高的人既不为自己也不为别人生活，成为纸人是他的归宿。

I love burgers and fries. And I love ice cream and cake.

她说：我喜欢汉堡、炸薯条，也喜欢冰淇淋和蛋糕。