盒子有不同的特点：如货架，悬挂轨道或穿孔的后壁。
The boxes have different features such as shelves, hanging rails or a perforated rear wall.
爱吃零食的人开始抢购，许多超市的货架上空空如也。
Snack lovers are panic buying and many supermarket shelves are bare.
“除非他们首先付出努力去生产商品(和服务)，”墨菲写道，否则面对空空如也的货架，即使收入在丰厚，也无商品可买。
"Unless workers have first physically produced the goods (and services)," Murphy writes.
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