英语词汇“circular sector”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	circular sector
释义	circular sectorˈcircular ˌsector noun [countable] math, geometry an area inside a circle that is formed by two lines from the center of the circle to the edge
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