1. （会场或街市上摆的）书报摊
A bookstall is a long table from which books and magazines are sold, for example at a conference or in a street market.
2. （通常见于火车站或机场的）书报屋，小书店，书亭
A bookstall is a small shop with an open front where books and magazines are sold. Bookstalls are usually found in railway stations and airports.