zhè / běn / shū / de / píng / zhuāng / bǎn / bǐ / jīng / zhuāng / bǎn / pián / yi / hěn / duō / shì / hé / xué / shēng / gòu / mǎi这本书的平装版比精装版便宜很多,适合学生购买。The paperback version of this book is much cheaper than the hardcover, making it suitable for students to buy.