encyclopedia
/ɪnˌsaɪkləˈpidiə/
a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
中文释义：百科全书
The online encyclopedia contains millions of articles on various subjects.
这部在线百科全书包含数百万篇关于各种主题的文章。
Students often use encyclopedias to research historical events.
学生经常使用百科全书来研究历史事件。