| 例句 |
I've been unable to find any reference material on the subject of interracial adoptions.有关不同种族间收养孩子的题目，我未能找到任何参考资料。Some public libraries have good reference sections.有些对外开放的收藏可以提供很好的参考资料。Please quote the appropriate reference in your letter.请在信中提供恰当的参考资料。All reference materials are just a click away in the computer databases.所有的参考资料都在计算机数据库中，不过一键之遥。There's a shortage of resource materials in many schools.许多学校都缺乏参考资料。Each volume is fully referenced.每卷卷末附有详尽的参考资料。 |