Just get a NWA membership card. and show them to the staff when checking in.

你办一张美西北的里程积累会员卡，在预订机票的时候把卡号给预订人员就行了。

youdao

Just get a NWA membership card. and show them to the staff when checking in.

你办一张美西北的里程积累会员卡，在预订机票的时候把卡号给预订人员就行了。

youdao