One aspect of fast London life I have never understood, for example, is the custom of the gym. Why do people go to gyms?

One aspect of fast London life I have never understood, for example, is the custom of the gym. Why do people go to gyms?

例如，伦敦快节奏生活中有一个方面我从未理解，那就是健身房的习俗。人们为什么要去健身房?

-- Tom Hodgkinson 汤姆·霍奇金森