Level 5 · word 6,567 of 20,000

arbitrary

/ˈɑːrbɪˌtreri/ American
  • adj. 任意的, 武断的, 霸道的
Definition
  • adj. based on random choice or personal whim rather than reason, and sometimes controlling or unfair
Example
The rule seemed arbitrary since nobody could explain its purpose.
这条规定看起来很随意,因为没人能解释它的目的。