cow简单

These journals can act as milk cows where every single article in an issue may cite a specific paper or a series of papers.

这些期刊可以充当“奶牛”，一期中的每篇文章都可能引用某一篇特定论文或一系列论文。

The function of the “milk cow” journals is to ____

“奶牛”期刊的作用是____

Others drink water with the cows.

另一些则和奶牛一起喝水。