sectional
adjective uk/ˈsek.ʃən.əl/ us/ˈsek.ʃən.əl/
US（家具）组合式的
A sectional piece of furniture is made up of parts that can be arranged in various ways.
a sectional sofa 组合沙发
（利益或目标）某群体的，某阶层的，某地区的
Interests or aims that are sectional are limited to a particular group within an organization, society, or country and do not consider other groups.
The national interest is more important than any sectional or personal interests. 国家利益高于局部或个人利益。