sectors
A particular sector of a country's economy is the part connected with that specified type of industry.
the nation's manufacturing sector.
该国的制造业。
the service sector of the Hong Kong economy.
香港经济的服务行业。
A sector of a large group is a smaller group which is part of it.
Workers who went to the Gulf came from the poorest sectors of Pakistani society.
前往海湾地区的工人们来自巴基斯坦社会最贫穷的阶层。
A sector is an area of a city or country which is controlled by a military force.
Officers were going to retake sectors of the city.
军官们打算收回该市的一些军事管制区。