diff --git a/Scripts/Editor/PropertyDrawers/SerieDrawer.cs b/Scripts/Editor/PropertyDrawers/SerieDrawer.cs
index e795fbd2..51481688 100644
--- a/Scripts/Editor/PropertyDrawers/SerieDrawer.cs
+++ b/Scripts/Editor/PropertyDrawers/SerieDrawer.cs
@@ -30,7 +30,7 @@ namespace XCharts
             SerializedProperty m_LineStyle = prop.FindPropertyRelative("m_LineStyle");
             SerializedProperty m_LineArrow = prop.FindPropertyRelative("m_LineArrow");
             SerializedProperty m_LineType = prop.FindPropertyRelative("m_LineType");
-            SerializedProperty m_LineSampleDist = prop.FindPropertyRelative("m_LineSampleDist");
+            SerializedProperty m_SampleDist = prop.FindPropertyRelative("m_SampleDist");
             SerializedProperty m_BarWidth = prop.FindPropertyRelative("m_BarWidth");
             SerializedProperty m_BarGap = prop.FindPropertyRelative("m_BarGap");
             SerializedProperty m_BarCategoryGap = prop.FindPropertyRelative("m_BarCategoryGap");
@@ -96,7 +96,7 @@ namespace XCharts
                 {
                     EditorGUI.PropertyField(drawRect, m_LineType);
                     drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
-                    EditorGUI.PropertyField(drawRect, m_LineSampleDist);
+                    EditorGUI.PropertyField(drawRect, m_SampleDist);
                     drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
                 }
                 if (serieType == SerieType.Line
diff --git a/Scripts/UI/Component/Serie.cs b/Scripts/UI/Component/Serie.cs
index ef2da254..6369554f 100644
--- a/Scripts/UI/Component/Serie.cs
+++ b/Scripts/UI/Component/Serie.cs
@@ -129,7 +129,7 @@ namespace XCharts
         [SerializeField] private AreaStyle m_AreaStyle = AreaStyle.defaultAreaStyle;
         [SerializeField] private SerieSymbol m_Symbol = new SerieSymbol();
         [SerializeField] private LineType m_LineType = LineType.Normal;
-        [SerializeField] private float m_LineSampleDist = 0;
+        [SerializeField] private float m_SampleDist = 0;
         [SerializeField] private LineStyle m_LineStyle = new LineStyle();
         [SerializeField] private float m_BarWidth = 0.6f;
         [SerializeField] private float m_BarGap = 0.3f; // 30%
@@ -237,10 +237,10 @@ namespace XCharts
         public LineType lineType { get { return m_LineType; } set { m_LineType = value; } }
         /// <summary>
         /// the min pixel dist of sample.
-        /// 折线图采样的最小像素距离，默认为0时不采样。当两个数据点间的水平距离小于改值时，开启采样，保证两点间的水平距离不小于改值。
+        /// 采样的最小像素距离，默认为0时不采样。当两个数据点间的水平距离小于改值时，开启采样，保证两点间的水平距离不小于改值。
         /// </summary>
         /// <value></value>
-        public float lineSampleDist { get { return m_LineSampleDist; } set { m_LineSampleDist = value < 0 ? 0 : value; } }
+        public float sampleDist { get { return m_SampleDist; } set { m_SampleDist = value < 0 ? 0 : value; } }
         /// <summary>
         /// The style of line.
         /// 线条样式。
diff --git a/Scripts/UI/Internal/CoordinateChart_DrawLine.cs b/Scripts/UI/Internal/CoordinateChart_DrawLine.cs
index f34cfc08..a648ee44 100644
--- a/Scripts/UI/Internal/CoordinateChart_DrawLine.cs
+++ b/Scripts/UI/Internal/CoordinateChart_DrawLine.cs
@@ -96,7 +96,7 @@ namespace XCharts
                 }
             }
             int rate = 1;
-            var sampleDist = serie.lineSampleDist;
+            var sampleDist = serie.sampleDist;
             if (sampleDist > 0) rate = (int)((maxCount - serie.minShow) / (coordinateWid / sampleDist));
             if (rate < 1) rate = 1;
             for (i = serie.minShow; i < maxCount; i += rate)
@@ -283,7 +283,7 @@ namespace XCharts
             var fine = isStack && m_Series.IsAnyGradientSerie(serie.stack);
 
             int rate = 1;
-            var sampleDist = serie.lineSampleDist;
+            var sampleDist = serie.sampleDist;
             if (sampleDist > 0) rate = (int)((maxCount - serie.minShow) / (coordinateWid / sampleDist));
             if (rate < 1) rate = 1;
             for (i = serie.minShow; i < maxCount; i += rate)