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

1.
成瘾, 上瘾
the fact or condition of being addicted to a particular substance, thing, or activity
:
•
He is struggling with a drug addiction.
他正在与毒品成瘾作斗争。
•
Her social media addiction is affecting her studies.
她的社交媒体成瘾正在影响她的学业。