I wonder if the anti-counterfeiting code can be repeated inquiry.
你这句话的问题在于:字面理解=我不知道/想知道该防伪码能不能是重复的询问.你所说的查询其实应该是验证、查验,英文用verify或authenticate.重复用副词repeatedly.
I wonder if the anti-counterfeiting code can be verified/authenticated repeatedly.或
I wonder if the anti-counterfeiting code can be used for verification/authentication repeatedly.【本句中的repeatedly也可放在used前面或后面.】