double(-page) spread
noun [ C ] uk/ˌdʌb.əl.peɪdʒ ˈspred/ us/ˌdʌb.əl.peɪdʒ ˈspred/
中心跨页（即图书、杂志中，一篇文章或一组照片占据相对的两页）
In a book, magazine, etc. a double(-page) spread is one article, set of photographs, etc. that covers two pages opposite each other.