电子邮件发送的成本很低，但会员计划将失去消费者的生命周期价值。

Emails may cost little to send but [loyalty programs] lose the lifetime value of the customer.

youdao

电子邮件发送的成本很低，但会员计划将失去消费者的生命周期价值。

Emails may cost little to send but [loyalty programs] lose the lifetime value of the customer.

youdao