N-COUNT
（使人忽視重要事情的）麻醉品，慰藉物
If you call something an opiate, you disapprove of it because it makes people think less or spend less time on important activities.
例句
...the opiate of mass entertainment...
起到麻痹作用的大眾娛樂
It was Karl Marx who said, 'Religion is the opiate of the people'.
卡爾·馬克思曾說，“宗教是人民的精神鴉片。”