Read Edit View history 偏心率 piānxīnlǜ eccentricity Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 偏心率 · piānxīnlǜ · eccentricity 2026/03/04 偏心率 piānxīnlǜ eccentricity (math.) eccentricity 这个椭圆的偏心率接近于零，所以它看起来很圆。 created sense Mar 4, 2026, 02:25 AM