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	comic opera comics comic strip coming coming of age Comiskey, Charles comity comm. comma command commandant command economy commandeer commander commander in chief commanding commandment command module commando command performance command post comma splice commemorate commemoration commemorative

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