系统传递是先有需要，再生产产品，再通过系统发售出去，所以几乎不产生浪费。

Transmission system is a necessary first, reproduction, through the system to sell out, so almost no waste.

youdao

系统传递是先有需要，再生产产品，再通过系统发售出去，所以几乎不产生浪费。

Transmission system is a necessary first, reproduction, through the system to sell out, so almost no waste.

youdao