diff --git a/simple-mind-map/src/parse/markdownTo.js b/simple-mind-map/src/parse/markdownTo.js
index a7407025..3d7b0fdc 100644
--- a/simple-mind-map/src/parse/markdownTo.js
+++ b/simple-mind-map/src/parse/markdownTo.js
@@ -1,19 +1,17 @@
 import { fromMarkdown } from 'mdast-util-from-markdown'
 
 const getNodeText = node => {
-  // 优先找出其中的text类型的子节点
-  let textChild = (node.children || []).find(item => {
-    return item.type === 'text'
-  })
-  // 没有找到，那么直接使用第一个子节点
-  textChild = textChild || node.children[0]
-  if (textChild) {
-    if (textChild.value !== undefined) {
-      return textChild.value
+  let textStr = ''
+
+  ;(node.children || []).forEach(item => {
+    if (['inlineCode', 'text'].includes(item.type)) {
+      textStr += item.value || ''
+    } else {
+      textStr += getNodeText(item)
     }
-    return getNodeText(textChild)
-  }
-  return ''
+  })
+
+  return textStr
 }
 
 // 处理list的情况
diff --git a/web/src/lang/en_us.js b/web/src/lang/en_us.js
index b9eb7e72..6543515a 100644
--- a/web/src/lang/en_us.js
+++ b/web/src/lang/en_us.js
@@ -359,7 +359,7 @@ export default {
       'Current: Left click to box select nodes, right click to drag the canvas'
   },
   search: {
-    searchPlaceholder: 'Please enter the search content',
+    searchPlaceholder: 'Enter the search content and press Enter',
     replacePlaceholder: 'Please enter replacement content',
     replace: 'Replace',
     replaceAll: 'Replace all',
diff --git a/web/src/lang/zh_cn.js b/web/src/lang/zh_cn.js
index 62c73293..217d1582 100644
--- a/web/src/lang/zh_cn.js
+++ b/web/src/lang/zh_cn.js
@@ -347,7 +347,7 @@ export default {
     tip2: '当前：左键框选节点，右键拖动画布'
   },
   search: {
-    searchPlaceholder: '请输入查找内容',
+    searchPlaceholder: '输入查找内容后按回车键',
     replacePlaceholder: '请输入替换内容',
     replace: '替换',
     replaceAll: '全部替换',
diff --git a/web/src/lang/zh_tw.js b/web/src/lang/zh_tw.js
index 6b2a2366..7eee26a6 100644
--- a/web/src/lang/zh_tw.js
+++ b/web/src/lang/zh_tw.js
@@ -346,7 +346,7 @@ export default {
     tip2: '目前：左鍵框選節點，右鍵拖曳畫布'
   },
   search: {
-    searchPlaceholder: '請輸入搜尋內容',
+    searchPlaceholder: '輸入查找內容後按回車鍵',
     replacePlaceholder: '請輸入取代內容',
     replace: '取代',
     replaceAll: '全部取代',