addiction
US /əˈdɪk.ʃən/
UK /əˈdɪk.ʃən/

1.
成癮, 上癮
the fact or condition of being addicted to a particular substance, thing, or activity
:
•
He is struggling with a drug addiction.
他正在與毒品成癮作鬥爭。
•
Her social media addiction is affecting her studies.
她的社交媒體成癮正在影響她的學業。