1560s, "section of a circle between two radii," from Late Latin sector "section of a circle," in classical Latin "a cutter, one who cuts," from sectus, past participle of secare "to cut" (see section (n.)). Translated Greek tomeus in Latin editions of Archimedes. Meaning "area, division" appeared 1920, generalized from military sense (1916) of "part of a front," based on a circle centered on a headquarters. As a verb from 1884. Related: Sectoral; sectorial.
实用例句
1. The news gave a fillip to the telecommunications sector.
这个消息给电信部门注入了一针强心剂。
来自柯林斯例句
2. The news from Body Shop rattled the rest of the retail sector.
从“美体小铺”传来的消息令整个零售行业不安。
来自柯林斯例句
3. Hungary may have to lower its hopes of shrinking its state sector.
匈牙利可能不得不降低其缩小国家军事管制区的期望。
来自柯林斯例句
4. The staff are forbidden to tender for private-sector work.
工作人员不得投标承接私营部门的工作。
来自柯林斯例句
5. The private sector, by contrast, has plenty of money to spend.
