industry和sector的差别

industry:1.所有工厂生产的活动the work of making things in factories
2.生产或提供服务领域里的所有人,建筑等all the people,buildings,etc that are involved in producing sth,providing a service etc
sector:一部分生意活动;一部分区域a part of the business activity of a country
一部分地区或大众的一部分a part of an area or of a large group of people