what does the author probably talk about immediately prior to thi_英语解答

what does the author probably talk about immediately prior to this passage是什么意思.
immediately prior 没搞懂

人气：245 ℃　时间：2019-08-21 11:16:06

解答

prior to
在之前；居先
prior to:在前 | 在之前 | 居先
作者在这篇文章之前可能谈论什么?