Redistribution markets, just like Swaptree, are when you take a used, or pre-owned, item and move it from where it's not needed to somewhere, or someone, where it is.
类似像Swaptree的再分配市场， 当你拿一个用过的或者旧的物品 从不需要用它的人手里 分配到需要它的某个地方，或者某人手上。