diff --git a/__test__/Polyline/__snapshots__/offset.test.ts.snap b/__test__/Polyline/__snapshots__/offset.test.ts.snap
index f02659407..ef8e1faf7 100644
--- a/__test__/Polyline/__snapshots__/offset.test.ts.snap
+++ b/__test__/Polyline/__snapshots__/offset.test.ts.snap
@@ -155,7 +155,7 @@ Array [
 
 exports[`中间区域需要圆裁剪 1`] = `
 Array [
-  8,
+  1,
   Array [
     "Polyline",
     1,
@@ -185,271 +185,16 @@ Array [
     2,
     2,
     Array [
-      -1266.7406897021474,
-      -691.805675613746,
-    ],
-    0,
-    Array [
-      -1243.4652905261744,
-      -700.1065279590455,
-    ],
-    0,
-    false,
-  ],
-  Array [
-    "Polyline",
-    1,
-    1,
-    -1,
-    false,
-    2,
-    -1,
-    Array [
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-    ],
-    2,
-    5,
-    Array [
-      -1278.6992002366314,
-      -725.3370642786467,
+      -1364.5959311860515,
+      -641.2520614332396,
     ],
     0,
     Array [
-      -1241.3563766124655,
-      -738.6548708914224,
+      -1341.320532010086,
+      -649.5529137785365,
     ],
     0,
-    Array [
-      -1233.6700445337992,
-      -703.5998682903481,
-    ],
-    0,
-    Array [
-      -1266.7406897021474,
-      -691.805675613746,
-    ],
-    0,
-    Array [
-      -1278.6992002366314,
-      -725.3370642786467,
-    ],
-    0,
-    false,
-  ],
-  Array [
-    "Polyline",
-    1,
-    1,
-    -1,
-    false,
-    2,
-    -1,
-    Array [
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-    ],
-    2,
-    5,
-    Array [
-      -1235.7901881836015,
-      -739.1366800621489,
-    ],
-    0,
-    Array [
-      -1221.9838469756232,
-      -728.4950394202735,
-    ],
-    0,
-    Array [
-      -1243.7169693496471,
-      -700.2987383884769,
-    ],
-    0,
-    Array [
-      -1257.5233105576253,
-      -710.9403790303522,
-    ],
-    0,
-    Array [
-      -1235.7901881836015,
-      -739.1366800621489,
-    ],
-    0,
-    false,
-  ],
-  Array [
-    "Circle",
-    1,
-    1,
-    -1,
-    false,
-    2,
-    -1,
-    Array [
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      -1278.6992002366314,
-      -725.3370642786467,
-      0,
-      1,
-    ],
-    1,
-    35.6,
-  ],
-  Array [
-    "Circle",
-    1,
-    1,
-    -1,
-    false,
-    2,
-    -1,
-    Array [
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      -1241.3563766124655,
-      -738.6548708914224,
-      0,
-      1,
-    ],
-    1,
-    35.6,
-  ],
-  Array [
-    "Circle",
-    1,
-    1,
-    -1,
     false,
-    2,
-    -1,
-    Array [
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      -1235.7901881836015,
-      -739.1366800621489,
-      0,
-      1,
-    ],
-    1,
-    35.6,
-  ],
-  Array [
-    "Circle",
-    1,
-    1,
-    -1,
-    false,
-    2,
-    -1,
-    Array [
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      -1221.9838469756232,
-      -728.4950394202735,
-      0,
-      1,
-    ],
-    1,
-    35.6,
-  ],
-  Array [
-    "Circle",
-    1,
-    1,
-    -1,
-    false,
-    2,
-    -1,
-    Array [
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      0,
-      0,
-      0,
-      1,
-      0,
-      -1198.3915503428952,
-      -730.521482183179,
-      0,
-      1,
-    ],
-    1,
-    35.6,
   ],
 ]
 `;
diff --git a/__test__/Polyline/offset.test.ts b/__test__/Polyline/offset.test.ts
index a2ae0e8f0..0904c1b88 100644
--- a/__test__/Polyline/offset.test.ts
+++ b/__test__/Polyline/offset.test.ts
@@ -705,7 +705,7 @@ test('中间区域需要圆裁剪', () =>
     let f = new CADFile();
 
     f.Data =
-        [2, ["Polyline", 1, 1, 3, false, 1, -1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, -1227.4248455167763, -753.9100675211082, 0, 1], 2, 5, [-51.274354719855246, 28.573003242461496], 0, [-13.931531095689206, 15.255196629685734], 3.7897716494829594, [-8.365342666825299, 14.77338745895928], 0, [5.4409985411529185, 25.415028100834675], 0.37399715496699776, [29.033295173881022, 23.38858533792915], 0, false], ["Polyline", 1, 1, 1060, false, 7, -1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1], 2, 2, [-1266.7245873464547, -691.7605249785062], 0, [-1233.6603714182982, -703.5524247546464], 0, false]]
+        [1, ["Polyline", 1, 1, 2628, false, 1, -1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, -1325.2800870006804, -703.3564533406019, 0, 1], 2, 5, [-51.274354719855246, 28.573003242461496], 0, [-13.931531095689206, 15.255196629685734], 3.7897716494829594, [-8.365342666825299, 14.77338745895928], 0, [5.4409985411529185, 25.415028100834675], 0.37399715496699776, [29.033295173881022, 23.38858533792915], 0, false]]
 
     f.Read();