I believe stamp collecting is an interesting hobby.
我认为收集邮票是一种有趣的爱好。
The menu is dirty, Would you bring me a clean one, please?
这菜单是脏的,请你拿个干净的给我。
On turning eagerly to the text, one learns that the lady was a typist who found the sound of office typewriters worried her more and more until eventually she had to go into a mental hospital.