请问"分中心"如何准确翻译为英文

请问"分中心"如何准确翻译为英文

分支机构:
1. embranchment
2. branch establishment
3. affiliated agencies
4. branch
5. branch offices

Examples:
1. 分支机构的经理在其管辖范围内有充分的自主权.
Branch managers have full autonomy in their own areas.
2. 高级市政官1974年以前英格兰和爱尔兰市政或市区议会较高分支机构的成员
A member of the higher branch of the municipal or borough council in England and Ireland before1974.
3. 这家银行把分支机构扩大到了纽约。
The bank branched out to New York.

executive senior executive 国外都不叫书记，文员了 - clerk，都用executive,行政人员 不用主任 supervisor 都用 senior executive,高级行政人员 秘书 secretary -> 特助personal assistant 文员 clerk -> 行政人员 executive 主任 supervisor -> 高级行政人员senior executive manager senior manager general manager -> chief executive officer human resources manager -> chief operating officer finance manager -> chief finance officer marketing manager -> chief marketing officer it manager -> chief information officer -> chief technology officer