| 1. | Many periodical indexes contain abstracts or brief summaries of the articles
许多期刊索引包含文章的摘要或者简要的总结。 |
| 2. | Periodical indexes are one of the best sources to use when writing a research paper
期刊索引是你写一篇研究论文时最好的资料来源之一。 |
| 3. | A periodical index points to citations of articles in magazines , journals and newspapers
期刊索引通常包含杂志，期刊和报纸中的文章的题录。 |
| 4. | Periodical indexes usually include abstracts that are written by the author or by someone at the database company
期刊索引通常包括作者写的或数据库公司中某人写的摘要。 |
| 5. | You may use online periodical indexes , purchased by your library , from any internet - connected computer
你也可以使用由你的图书馆购买的网络版期刊索引，通过任何一台与因特网连接的计算机。 |
| 6. | Periodical indexes allow you to search for citations to articles in popular magazines and scholarly journals
（利用）期刊索引使你可以搜索被流行的（性）杂志和学术期刊引用的文章（的题录信息） 。 |
| 7. | After you gather a list of citations from a periodical index , check to see if your library owns that magazine or journal by searching for the title of the periodical in the library catalog
当你从期刊索引上收集了一系列的引用时，从图书馆目录上通过搜索期刊刊名检查你的图书馆是否拥有该杂志或期刊。 |
