We can only pass one of them duty free； you must pay duty on the surplus， please.
We can only pass one of them duty free； you must pay duty on the surplus， please.
我们只能给一件免税，对超额部分由你上税。
We can only pass one of them duty free； you must pay duty on the surplus， please.
我们只能给一件免税，对超额部分由你上税。