What quantity of cigarettes is duty free?

多少数量的香烟是免税的？

According to the regulations, the camera you've brought along for personal use can be passed for the time being duty free, but you will have to take it out with you when you leave the country.

根据有关规定，您随身带的自己用的照相机可以暂时免税，但在您离开这个国家时必须带出境。