CEDICT
foregoing paragraphs or chapters; preceding part of the text; preceding context
Wiktionary
文章或书中,某一文句、段落、章节以前的部分。
重編國語辭典
文章、书本某一个章节、段落之前的部分
維基詞典
The meaning of a word is determined by the context where it is used.
Source: Tatoeba