第二手来源，次级来源；二次文献

secondary causes───次要因素

secondary stress───[力]次应力；次重音

secondary memories───n.[计]辅助存储器

secondary products───副产品

secondary stresses───[力]次应力；次重音

second-source───n.第二资源

second-sourced───n.第二资源

Other documents that the stylesheet loads are called secondary sources.───由样式表装入的其它文档被称为辅助源文档。

One of the easiest solutions is to list the secondary sources in the main one.───最方便的解决方案之一是，在主源文档中列出辅助源文档。

Historians use a wide range of primary and secondary sources for their research.───历史学家在研究中使用大量的原始资料和二手资料。

In practice, it behaves as if the secondary sources were included in the main one.───实际上，它处理时就好象辅助源文档包含在主源文档中一样。

Your paper must draw on at least two primary sources, as well as at least four secondary sources.───论文须用到至少两种原始文献和四种二次文献。

Secondary sources are most useful as a way of confirming information acquired from primary sources.───第二手来源的最大用处是，它能够帮助核实从第一手来源获取的资讯。

There may also be annotations, or references, to relevant secondary sources.───针对二次资源也有注释和参考资料。

In this assignment, you should use at least two secondary sources in the revised version.───在这份作业中，你应该在修改版本中至少使用两笔二手的资源。

You can't just rely on secondary sources for your research into her life history - you ought to look at primary sources such as her letters and diaries.

Agriculture, deforestation and the other secondary sources of greenhouse gases are critical to many.

Secondary sources, in contrast, are interpretations of the past produced at a later date.

In his failure to take these differences into account, Leibniz fell victim to his reliance on secondary sources.

Clearly distinguish between primary and secondary sources, and between the different types of history books.

The distinction between primary and secondary sources will not always be immediately obvious to the pupil.

Secondary sources for A level essays will probably be the work of historians.

Questions on data availability are likely to be particularly important where users are heavily dependent on secondary sources.

Historians use a wide range of primary and secondary sources for their research.