To get deeply involved in something, often unintentionally.
Глубоко вовлечься в что-то, часто непреднамеренно. (Gluboko vovlech'sya v chto-to, chasto neprednamerenno.)
"I started reading about AI and went down the rabbit hole for hours."
"Я начал читать про ИИ и пошел по кроличьей норе на несколько часов." (Ya nachal chitat' pro II i **poshel po krol'ichey nore** na neskol'ko chasov.)
to work hard and continuously
feeling like doing something or having a particular attitude
To try every possible way to achieve something.
the path or actions that lead to achievement
to keep something secret
hoping for good luck or a good result