主要原因是消费者在网上购买商品后，为消费者送货所花费的配送成本高、时间长。

The main reason for consumers to buy goods from Internet is spending by the delivery of high distribution costs, long time.

youdao

主要原因是消费者在网上购买商品后，为消费者送货所花费的配送成本高、时间长。

The main reason for consumers to buy goods from Internet is spending by the delivery of high distribution costs, long time.

youdao