arch bound

• 拱镶

arch bound的用法和样例：

例句

1. Each copy of the book is handwritten and illustrated by Rowling on translucent vellum paper as well as being leather bound and covered with silver and jewels.
   七本新书都是由罗琳亲自手写，并附上罗琳的插图手稿，内页是半透明的上等皮纸，并以镶有珠宝的皮革封面。