It describes the desire of someone who's obsessed to say, drive across Tokyo to try a new ramen noodle place, because that's what they do: they get obsessed with it.
它是用来描述狂热的人 比方说，他们会大老远驾车穿过东京去品尝一款新推出的拉面， 因为那就是他们所做的。他们对此十分着迷。