更多意思
n.1.  (尤指一国经济的)部门,领域,行业
2.  (尤指军事管制的)区域,地带
3.  扇形
参考例句
1. | Business is lagging critically in that sector . |
| 那个部门的业务严重落后。
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2. | the independent sector in education |
| 私立的教育机构
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3. | the Christian sector of the city |
| 城市的基督教徒区
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4. | an enemy attack in the southern sector |
| 敌军对南部战区的进攻
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