But the biggest anatomical difference between these two systems has to do with the physical networks that they form as they reach throughout your body.

但是这两个系统之间最大的解剖学上的区别与它们在到达你身体时形成的物理网络有关。

Walmart has made omnichannel work well during the pandemic by melding its formidable physical network with its website and offering a same-day " click-and-collect" service.

在疫情期间，沃尔玛通过将其强大的实体网络与网站相结合，并提供当日“点击取货”服务，使全渠道零售运作良好。