I have just one--playing golf. It's expensive, but it's a lot of fun.
我只有一种爱好,打高尔夫球。花费很高,但非常有趣。
People who work in offices are frequently referred to as white-collar workers' for the simple reason that they usually wear a collar and tie to go to work.
坐办公室的之所以常常被称作“白领工人”,就是因为他们通常是穿着硬领白衬衫,系着领带去上班。