“quadrangle”的概念、定义、翻译、参考文献-科学参考

单词	quadrangle
释义	quadrangle [`kwä´draŋ·gǝl] ^{CIVIL ENGINEERING} 1. A four-cornered, four-sided courtyard, usually surrounded by buildings. 2. The buildings surrounding such a courtyard. 3. A four-cornered, four-sided building. ^MAPPING A four- sided tract of land, defined by parallels of latitude and meridians of longitude, used as an area unit in systematic mapping. ^MATHEMATICS A geometric figure bounded by four straight-line segments called sides, each of which intersects each of two adjacent sides in points called vertices, but fails to intersect the opposite sides. Also known as quadrilateral.
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