n. 分区；部门；扇区数（sector的复数）
n a plane figure bounded by two radii and the included arc of a circle
n a social group that forms part of the society or the economy
n a particular aspect of life or activity
n the minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes
n a portion of a military position
n measuring instrument consisting of two graduated arms hinged at one end
- 原型: sector
英汉双解字典由 ECDICT 提供