be addicted to沉迷于，对……有瘾 ；醉心于（贬义的偏多）
后接名词，动名词，或代词
He was addicted to gambling and lost all of his savings.
他沉迷于赌博，花光了所有的积蓄。
He's addicted to computer games.
他迷上了电脑游戏。
He is addicted to video games.他沉迷于电子游戏。
We are addicted to buying new things.
我们沉迷于买新东西。高考真题- 2015 安徽
She is addicted to shopping.
她上瘾于购物。
I went through about four years of being addicted to video games.
我大约有4年时间沉迷在电子游戏中。
After about three months, I was no longer addicted to nicotine.
大约3个月后，我就不再对尼古丁上瘾了。
Most of the people who smoke are addicted to nicotine.
大部分吸烟的人会对尼古丁上瘾。
Some people may be addicted to netsurfing, which impairs their physical and mental health.
有些人沉迷于网上冲浪，这对他们的身心健康有害。
Some people may be addicted to netsurfing, which impairs their studies.
有些人沉迷于网上冲浪，这对他们的学业有害。
He was addicted to drinking.
他好饮酒。
He was chronically addicted to gambling.
他是个积重难返的老赌棍。
She is addicted to social media.
她沉迷于社交媒体。
He was passionately addicted to pop music.
他酷爱流行音乐。
And many people in this world are addicted to caffeine.
在这个世界上有许多人对咖啡因上瘾。
She had become addicted to golf.
她已经迷上高尔夫球了。
She was addicted to barbiturates.
她对巴比妥酸盐产生了依赖性。
He has recently become addicted to computer games.
他最近玩电脑游戏有些走火入魔了。
He is addicted to drugs.
他吸毒成性。
He is addicted to smoking.
他吸烟上瘾了。
She is addicted to reading books.
她沉迷于阅读书籍。
He is addicted to playing basketball.他沉迷于打篮球。
Why are you addicted to playing video games?
你为何对玩电子游戏上瘾？
类似用法：
be hooked on
be obsesses with
be immersed in
He is hooked on rock climbing.
他迷上了攀岩。
He is obsessed with Emilia.他迷恋着埃米莉亚。
to indulge in; to wallow in; to revel in， go in for，
abandon/addict oneself to sth
He was engrossed in thought. 他沉迷于思路。
She wallowed in the luxury of the hotel.
她沉湎于旅馆豪华奢侈的享乐之中。