電話號碼 meaning in English

telephone number [telephone numbers]▼(digits assigned to a telephone)
noun
[UK: ˈte.lɪ.fəʊn ˈnʌm.bə(r)] [US: ˈte.ləˌfoʊn ˈnʌm.br̩]

what's your phone number▼(what's your phone number?)
phrase