如今会员卡成为一种重要的促销手段，用以鼓励顾客成为某些零售店的忠实成员。的翻译：Membership card now become an important means of promotion, to encourage customers to be loyal members of certain retail stores. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Today, membership cards become an important promotional tool to encourage customers to become loyal members of certain retail stores.

Membership card now become an important means of promotion, to encourage customers to be loyal members of certain retail stores.

Now the membership card becomes one important promotion method, with encourages the faithful member who the customer becomes certain retail shops.

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Membership card now become an important means of promotion, to encourage customers to be loyal members of certain retail stores.