abbreviation

/əˌbriviˈeɪʃən/

a shortened form of a word or phrase

中文释义：缩写；缩略词

The abbreviation 'UN' stands for the United Nations.

缩写“UN”代表联合国。

In academic writing, it is better to avoid using too many abbreviations.

在学术写作中，最好避免使用太多缩写。