以前学过的单词英文怎么说

"以前学过的单词" 在英文中可以翻译成 "previously learned words" 或 "words learned in the past." 这些单词的来源可能是您在学校学习时所使用的教材，或者是您自己通过阅读、听力练习或其他方式学习的单词。

下面是一些英文例句及其中文翻译：

I'm trying to review all the previously learned words in my Engpsh vocabulary notebook. (我正在尝试复习我的英语词汇笔记本中的所有以前学过的单词。)
She was able to use many of the words learned in the past during her presentation. (她在演讲中能够使用许多以前学过的单词。)
He found it difficult to remember all the previously learned words when taking the vocabulary test. (在参加词汇测试时，他发现很难记住所有以前学过的单词。)