沉迷 (chén mí) — to be deeply absorbed in; to be addicted to (often with a warning or regretful tone)

Definition

Examples

• 他整天沉迷在游戏里面，作业都不做。
  Tā zhěng tiān chén mí zài yóu xì lǐ miàn, zuò yè dōu bú zuò.
  He is addicted to games all day and doesn't even do his homework.
• 她沉迷在科学研究中，常常忘记吃饭。
  Tā chén mí zài kē xué yán jiū zhōng, cháng cháng wàng jì chī fàn.
  She is so absorbed in scientific research that she often forgets to eat.
• 很多年轻人沉迷于短视频应用。
  Hěn duō nián qīng rén chén mí yú duǎn shì pín yìng yòng.
  Many young people are addicted to short-video apps.

Origin