介绍主要行销的概念和现象，特别是传递利益给顾客的核心主题。

Introduce you to key marketing ideas and phenomena, especially the core theme of delivering benefits to customers.

youdao

介绍主要行销的概念和现象，特别是传递利益给顾客的核心主题。

Introduce you to key marketing ideas and phenomena, especially the core theme of delivering benefits to customers.

youdao