ambit
noun [ U ] formal uk/ˈæm.bɪt/ us/ˈæm.bɪt/
（影响所及的）范围，界限
the range or limits of the influence of something
They believe that all the outstanding issues should fall within the ambit of the talks. 他们认为，所有悬而未决的问题都应纳入会谈范围之内。
Synonyms: range reach scope