Examples

这种药吃久了会上瘾。

This medicine is habit-forming. → 上瘾

小学生如果经常玩游戏机会上瘾， 影响学习。

If the students play video games too often, they will become addicted to them, thus affecting their study. → 游戏机

他听书听上瘾了。 → 听书

这种止痛药吃多了会上瘾。 → 上瘾

to be on drugs

吸毒上瘾 → on

Her diet would work fine if only she didn't have a weakness for chocolate.

只要她不再对巧克力上瘾，减肥就会很成功。 → weakness

Coke is a powerfully addictive drug.

可卡因是极易使人上瘾的毒品。 → addictive

Cocaine is a highly addictive drug.

可卡因是一种极为容易上瘾的毒品。 → drug