单词	quadrature
释义	quadrature noun quad·​ra·​ture ˈkwä-drə-ˌchu̇r  -chər, -ˌtyu̇r, -ˌtu̇r 1 : a configuration in which two celestial bodies (such as the moon and the sun) have an angular separation of 90 degrees as seen from the earth 2 : the process of finding a square equal in area to a given area Example Sentences Recent Examples on the Web Wi-Fi 7 will also increase throughput by up to 20 percent by moving from Wi-Fi 6/6E's 1,024 quadrature amplitude modulation (QAM) to 4,096 QAM while adding multi-link operation (MLO) and multi-resource unit puncturing. Scharon Harding, Ars Technica, 4 Aug. 2022 In common usage, many think of dichotomy and quadrature as synonymous. Todd Nelson, Star Tribune, 3 May 2021 Word History First Known Use 1591, in the meaning defined at sense 1
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