diff --git a/vehicle.js b/vehicle.js
index 66e2bb0..01cfa86 100644
--- a/vehicle.js
+++ b/vehicle.js
@@ -12,8 +12,8 @@ function setup() {
 function draw() {
     // 追逐鼠标();
     // 逃避鼠标();
-    // 巡游小车();
-    小车追逐();
+    巡游小车();
+    // 小车追逐();
 }
 
 function 追逐鼠标() {
@@ -119,9 +119,9 @@ class Vehicle {
         const y = offset * sin(PI / 2 + this.heading);
         target.add(x, y);
 
-        // noStroke();
-        // fill("#F063A4");
-        // circle(target.x, target.y, 5);
+        noStroke();
+        fill("#F063A4");
+        circle(target.x, target.y, 5);
 
         const steering = target.sub(this.position);
         this.acceleration.add(steering);
@@ -179,7 +179,7 @@ class Vehicle {
         noFill();
         stroke(50);
         strokeWeight(1);
-        if (this.path.length >= 1024) this.path.shift();
+        if (this.path.length >= 10240) this.path.shift();
         beginShape();
         this.path.forEach((v) => {
             if (!v) {