fix

@@ -57,6 +57,11 @@ export default {
       };
     }
   },
+  watch: {
+    title() {
+      this.offsetLeft = 0;
+    }
+  },
   methods: {
     updateTitleOffset() {
       if (this.$refs && this.$refs.titleBlock) {

@@ -241,6 +241,8 @@ export default {
     },
     init() {
       this.page = 1;
+      this.headerAnimateStep = 0;
+
       this.fetchTopicSimpleInfo({topicId: this.topicId}).then(res => {
         if (this.share && !this.$yoho.isApp && res.code === 200) {
           Share.setShareInfo({