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首頁英語詞典ellipseellipse英英釋意

ellipse

英 [?'l?ps]美[?'l?ps]
  • n. [數] 橢圓形，[數] 橢圓

英英釋意

1. a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it;
"the sums of the distances from the foci to any point on an ellipse is constant"
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