functional sector meaning in English

功能性战斗段

Those who held an opposite view pointed out that functional constituencies had two limitations . first , many representatives of the functional constituencies were not able to represent the view of the general public , but only their respective functional sectors
有反对意见认为功能组别的限制有两点，一是仍然有很多功能界别代表未能够代表普遍?民的声音，只是代表该界别的声音。