求翻译：收入中等的时尚白领阶层，构成了奢侈品消费的又一大军团，虽然一次性消费量不大，但消费频率颇高，起到“聚沙成塔”之效。业内人士约摸估计，这一群体的购买金额只占无锡大牌市场的三成，但买者人数却能占到六成。他们的月收入也许只够买一只LV的零钱包或入门款包袋，但作为奢侈品坚定的崇拜者，他们可以攒下几个月的工资去购买一件自己喜欢的商品，用这些高价货犒赏自己。是什么意思？

Fashion collar of the income of medium, constitute another Legion of luxury consumption, although one-time consumption of small, but high consumption frequency, played the "Grains of sand can be grouped together to form a pagoda." effect. People in the industry about the estimated, purchase only the amount of this group accounted for 30% of Wuxi big market, but buyers can account for the number to 60%. Their monthly income may change enough to buy a LV bag or bags started, but as admirers of luxury goods firm, they can save months of wages to buy one of their favorite products, these high price goods yourself.