diff --git a/src/components/Matching.vue b/src/components/Matching.vue
index d8fdc4d..c6c109a 100644
--- a/src/components/Matching.vue
+++ b/src/components/Matching.vue
@@ -60,30 +60,31 @@ const getTextStyle = (top, index) => {
 };
 watch(
   () => props.onComplete,
-  (newVal, oldVal) => {
-    if (newVal && !oldVal) {
-      if (timer.value) {
+  (newVal) => {
+    if (timer.value) {
+      clearInterval(timer.value);
+      timer.value = null;
+    }
+    timer.value = setInterval(() => {
+      const count = Math.round(
+        (
+          (totalHeight + (currentTop.value + rowHeight / 3)) /
+          rowHeight
+        ).toFixed(1)
+      );
+      if (count === 10) {
         clearInterval(timer.value);
         timer.value = null;
+        setTimeout(newVal, 1500);
+        return;
       }
-      timer.value = setInterval(() => {
-        const count = Math.round(
-          (
-            (totalHeight + (currentTop.value + rowHeight / 3)) /
-            rowHeight
-          ).toFixed(1)
-        );
-        if (count === 10) {
-          clearInterval(timer.value);
-          timer.value = null;
-          setTimeout(() => {
-            newVal();
-          }, 1500);
-        } else {
-          currentTop.value += 2;
-        }
-      }, 40);
-    }
+      // 这里不重置，如果运行超13秒，就不会循环了
+      if (currentTop.value >= -4) {
+        currentTop.value = -totalHeight;
+      } else {
+        currentTop.value += 2;
+      }
+    }, 40);
   }
 );
 onMounted(() => {