笔记
bǐjì
notes; to take notes
In a story
下课以后,她看着自己的笔记,很多字都不认识。After class, she looked at her notes, and she didn't recognise a lot of the characters.会翻译的耳机 · The Earphones That Translate · HSK 2

Learn it in the app
Save a word while you read and it comes back as a flashcard, read aloud, when it is due.