diff --git a/js/globe.js b/js/globe.js
index 50e3782..6153a4a 100644
--- a/js/globe.js
+++ b/js/globe.js
@@ -240,9 +240,12 @@
       }
       geometry.attributes.position.needsUpdate = true;
 
-      // 整体自转
-      particleSphere.rotation.y += ROTATION_SPEED * delta;
-      innerSphereMesh.rotation.y += ROTATION_SPEED * delta * 0.9;
+      // 粒子飞入过程中不旋转整球，避免“绕球旋转”的路径感，
+      // 仅在完全成型后才开始整体自转，形成更明显的“射线飞入 → 自转展示”的节奏
+      if (t >= 1.0) {
+        particleSphere.rotation.y += ROTATION_SPEED * delta;
+        innerSphereMesh.rotation.y += ROTATION_SPEED * delta * 0.9;
+      }
 
       renderer.render(scene, camera);
     }