And we are learning by doing that prefabrication can be much more than stacking boxes

我们正在通过实践了解到，预制可以不仅仅是堆叠盒子。

This sets it apart from other robots used in stores, such as those used by Walmart to scan shelf inventory, or the ones used in warehouses to stack boxes.

这使其有别于商店中使用的其他机器人， 例如沃尔玛用来扫描货架库存的机器人， 或仓库中用来堆放箱子的机器人。