sector
🇺🇸
/ˈsektər/
🇬🇧
/ˈsektə(r)/
a part of an economy or business area
The technology sector creates many new jobs.
科技行业创造了许多新工作。
a part of an area, especially one controlled by military forces
The army controls the northern sector of the city.
军队控制着城市的北部区域。
a part of a circle between two lines from the center
A circle can be divided into equal sectors.
一个圆可以被分成相等的扇形。