reference的詞根為refer,意為:參考
例句
1、
The library contains many popular works of reference.
這家圖書館藏有許多常用的參考書。
2、
There is a list of references at the end of each chapter.
每一章的後面都有一組參考書目。
3、
Keep the list of numbers near the phone for easy reference.
把電話號碼錶放在電話旁邊,方便查找。