这样，你就不仅仅能够学习到语言的前后关系，而且还能学习到你需要了解的所有词汇。 （但是由于某种原因从没学过葡萄牙语102）（ 译者注：括号里的原文是：but somehow never learned in Portuguese 102。

Then you'll learn not only the language in context but all the words you really need to know (but somehow never learned in Portuguese 102).

youdao

根据while这个表示对比或转折的逻辑关系词，可以判断它前后部分是对比或反义关系。 “a wide range of language”指的是语言研究的广泛的各个方面，可以预判空格处应是指具体的方面。

Some corpora include a wide range of language while others are used to focus on a particular linguistic feature.

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