英语词汇“餘割”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	餘割
释义	餘割 yú gē一个角的顶点和该角终边上另一个任意点之间的距离除以后一个点的非零纵坐标所得之商,这个角的顶点与平面直角坐标系的原点重合,而其始边则与正X轴重合cosecant简体余割
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