a copy of

例句：

1. 1. This book has a copy of the map in its library.
   这本书在图书馆里有一份地图的复制品。
2. 2. The teacher gave us a copy of the textbook for review.
   老师给了我们一份教科书的副本供复习。
3. 3. They made a copy of the recipe to share with their friends.
   他们制作了一份食谱的副本与朋友们分享。