(of a person) not thinking carefully or seriously about what you do or believe

Litter and broken bottles had been left all over the park by non-thinking festival goers. 公园里到处都是不替他人着想的节日游客留下的垃圾和碎瓶子。

She claims that the purpose of education is to produce non-thinking citizens.

(of an action or belief) not based on serious thought or an examination of the facts

There are signs that the party members' continued non-thinking support for their leader is beginning to waver.

I did not want to rush into giving an easy, non-thinking response. 我不想急于给出一个简单的、未经思考的答复。