名詞 mentality:

1. a habitual or characteristic mental attitude that determines how you will interpret and respond to situations
   同義詞：outlook, mindset, mind-set
2. mental ability
   同義詞：brain, brainpower, learning ability, mental capacity, wit

1. It threw light on the mentality of his former friend.
   它使他對他故友的思想有了一些了解。
2. He has many years' experience of the criminal mentality.
   他研究犯罪心理有多年經驗。

men.tal.i.ty

n.（名詞）
【復數】 men.tal.i.ties
Cast or turn of mind:
個性或心態(tài)：
例句：
a vindictive mentality.
報復心理

The sum of a person`s intellectual capabilities or endowment.
智力：一個人的智力或天賦之總和