The systems and methods used to move previously shipped goods from a customer back to a manufacturer or distribution centre due to repair, service, credit or order error issues.

用于因修理、维修、退款或订单差错，将之前运抵的货物从客户处运回生产商或配送中心的系统或方法。

youdao

The project aims to establish cell-phone based carbon micro-credit systems, using a simple message service to allow families to monetize the carbon offsets they produce.

WSJ: Unlocking Africa's Energy Potential