单词	sector
释义	sectorsector /ˈsɛktɚ/ ●○○ W3 AWL noun [countable] Etymology ETYMOLOGYsector Origin: 1500-1600 Latin secare; ➔ SECTION1 Collocations COLLOCATIONS► the public/private sector (=business controlled by the government or by private companies) 1 a part of an area of activity, especially of business, trade, etc.: sector of the manufacturing sector of the economythe public/private sector (=business controlled by the government or by private companies)2one of the parts into which an area is divided, especially for military reasons:  recent disturbances in the city’s Christian sector3math, geometry an area in a circle enclosed by two straight lines drawn from the center to the edge
随便看	nonunion nonunionized nonvascular nonverbal nonverbally nonviolence nonviolent nonviolently nonviolent resistance nonwhite nonzero noodle noogie nook noon noonday no one noose Nootka nope no place nor Nordic Nordic skiing nor'easter

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