/ˈɑːrbɪˌtrɛri eɪdʒ/ – Phrase
Definition: tuổi xác định tùy tiện.
A more thorough explanation: Arbitrary age refers to an age limit or requirement that is set without a reasonable or justifiable basis, and is often considered to be capricious or unreasonable.
Example: The law prohibiting employment discrimination based on arbitrary age ensures that individuals over the age of 40 are protected from unfair treatment in the workplace.