uk / ˈbaʊn.d ə r.i / us / ˈbaʊn.d ə r.i /. Add to word list. C1. a real or imagined line that marks the edge or limit of something. 分界线;边界. The Ural mountains mark the boundary between …
a real or imagined line that marks the edge or limit of something: The Ural mountains mark the boundary between Europe and Asia. 乌拉尔山脉是欧洲和亚洲的分界线。. cusp uk / kʌsp/ us / …
noun [ C or U ] (US also demarkation) uk / ˌdiː.mɑːˈkeɪ.ʃ ə n / us / ˌdiː.mɑːrˈkeɪ.ʃ ə n /. Add to word list. a border or a rule that shows the limits of something or how things are divided. (界线或规 …