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单词 conic-section
释义

con·ic sec·tion

noun
/ˌkɒnɪk ˈsekʃn/
/ˌkɑːnɪk ˈsekʃn/
(also conic)
(geometry)
  1. enlarge image
    a shape formed when a flat surface meets a cone with a round base圆锥曲线;二次曲线
    Topics Colours and Shapesc2
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更新时间:2025/3/29 20:13:08