diff --git a/src/neditor/index.wc b/src/neditor/index.wc
index 611e1a6..0a07955 100644
--- a/src/neditor/index.wc
+++ b/src/neditor/index.wc
@@ -5,9 +5,11 @@
       <div contenteditable="true" class="editor" spellcheck="false"></div>
     </wc-scroll>
     <div class="font-layer">
-      <span data-size="6">大号字体</span>
-      <span data-size="5">中号字体</span>
-      <span data-size="3">小号字体</span>
+      <span data-size="6">6号字体</span>
+      <span data-size="5">5号字体</span>
+      <span data-size="4">4号字体</span>
+      <span data-size="3">3号字体</span>
+      <span data-size="2">2号字体</span>
     </div>
     <div class="color-layer">
       <span data-color="#f3f5fb"></span>
@@ -254,7 +256,8 @@ const DEFAULT_TOOLS = [
   'center',
   'right',
   'link',
-  'image'
+  'image',
+  'topic'
 ]
 
 function renderToolbar(list) {
@@ -425,6 +428,10 @@ export default class Neditor {
           // 这里不作任何处理
           break
 
+        case 'topic':
+          this.exec('insertHtml', '#话题#')
+          break
+
         default:
           this.__EDITOR__.focus()
           this.restoreSelection()