I've read up on the dangers of all these drugs.

我已熟知所有这些药物的危险之处。

I'll need to read up on the case before the meeting.

在开会前，我需要看一些有关这件事的材料。

He tells us that everything that we've read up to this point has been spoken by a third-person narrator.

他告诉我们，到目前为止我们读到的一切都是由第三人称叙述者讲述的。

I see I must read up some more.

我看我还得多读点书。

Read up on Search Engine Guide

好好阅读《搜索引擎指南》吧。