the fact or process of considering something in its context (= the situation within which it exists or happens), which can help in understanding it

These facts are important to the historical contextualization of the play. 这些事实对于理解戏剧的历史背景很重要。

By way of contextualization, the author provides a brief history of German song. 借助语境信息，作者提供了德国歌曲的简史。