Members will be admitted on presentation of a membership card.

会员出示会员证便可入场。

《牛津词典》

youdao

As a member you don't have to register when you arrive, but you must remember to register your guests, and you must be able to produce your membership card if a club official asks to see it.

作为一名会员，你到达时不需要登记，但你必须记住为你的客人登记，而且如果俱乐部官员要求你出示会员卡，你必须能够出示。

youdao

As I said before, it functions as a permanent bodily membership card.

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