饥饿在横跨全美的高居家消费社区是一日渐增长的议题，但常常是一个仍被隐藏的问题。
Hunger is a growing issue in high housing cost communities across the United States, and yet too often it remains a hidden problem.
如果这一点不改变，美国的企业、社区和消费者都将是输家。
If this doesn't change, American businesses, communities, and consumers will be the losers.
亚马逊建立了强大的网络社区，使其成为合作消费和集团购买趋势中的重要角色。
Amazon has built a strong community online, making it one of the major players in collaborative consumption and the group buying trend.
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