| 释义 |
🔑sectorsec·tor AW /ˈsɛktər / noun [countable] - (
business商业) a part of the business activity of a country（一国经济的）部门，领域，行业◆The manufacturing sector has declined in recent years.制造业近年来已经出现滑坡。◆the public / private sector公有／私有部门
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politics政治) a part of an area that has been divided for military or government purposes（军事管制或政权统治的）区域，地区，地带◆Shots were fired near the central sector of the border.边境的中心地带附近有人开了几枪。
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mathematics数学) a part of a circle that is between two straight lines drawn from the center to the edge扇形
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