| 読み | さしわたし |
|---|---|
| 品詞 | |
| カテゴリ |
(1)the length of a straight line passing through the center of a circle and connecting two points on the circumference
(2)円の中心点を通り、円周上の2点をつなぐ直線の長さ
(3)a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)
(4)円の中心と円周上の2点（または球の中心と球面上の2点）を結んでいる直線