demonstrative
adjective uk/dɪˈmɒn.strə.tɪv/ us/dɪˈmɑːn.strə.t̬ɪv/
(SHOWING FEELINGS)
表示亲热的，感情外露的
If you are demonstrative, you show your feelings or behave in a way that shows your love.
We're a very demonstrative family. 我们是一个开朗外向的家庭。
(GRAMMAR)
language specialized（词语）指示性的
Demonstrative words are words, for example "this", "that", "these", and "those", that show which person or thing is being referred to.
In the sentence "This is my brother", "this" is a demonstrative pronoun. 在“This is my brother（这是我兄弟）”这个句子中，“this（这）” 是指示代词。
(INDICATING)
be demonstrative of something formal 表明…；阐明…
to show something or make something clear
The findings of this survey are demonstrative of the need for further research. 这项调查结果表明需要进行更深入的研究。
These later portraits are demonstrative of her continued development as a painter.
She found the comments to be demonstrative of an underlying mistrust towards the profession.
The whole disgraceful episode is demonstrative of the poor calibre of people we have running our country.
Her tireless work on behalf of women's tennis is demonstrative of her passion for the sport.