Read Edit View history 大圆圈 dàyuánquān great circle Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 大圆圈/大圓圈 · dàyuánquān · great circle 2026/03/04 大圆圈 / 大圓圈 dàyuánquān great circle great circle (in spherical geometry) 大圆圈是球面上半径最大的圆。 created sense Mar 4, 2026, 02:25 AM