diff --git a/README.md b/README.md
index 858706d..84381d2 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 ![translate.jpg](translate/translate.jpg)
 
 特色：  
-* 划词翻译调用“金山词霸、有道词典（有道翻译）、Google Translate（谷歌翻译）、沪江小D、搜狗翻译、必应词典（必应翻译）、Microsoft Translator（必应在线翻译）、海词词典、百度翻译、Oxford Learner's Dictionaries、Oxford Dictionaries、Merriam-Webster、汉典”网页翻译
+* 划词翻译调用“金山词霸、有道词典（有道翻译）、Google Translate（谷歌翻译）、沪江小D、搜狗翻译、必应词典（必应翻译）、Microsoft Translator（必应在线翻译）、海词词典、百度翻译、Oxford Learner's Dictionaries、Oxford Dictionaries、Merriam-Webster、汉典、PDF 划词翻译”网页翻译
 * 支持顺序自定义
 * 支持隐藏图标
 * 支持显示更多图标
@@ -27,6 +27,8 @@
 
 ![translate-bundle.jpg](translate/translate-bundle.jpg)
 
+![translate-pdf.jpg](translate/translate-pdf.jpg)
+
 同时安装：
 
 ① 划词翻译：多词典查询  
@@ -52,5 +54,5 @@ Tampermonkey 是一款免费的浏览器扩展和最为流行的用户脚本管
 
 脚本名 | 用途
 -|-
-translate.js|划词翻译调用“金山词霸、有道词典（有道翻译）、Google Translate（谷歌翻译）、沪江小D、搜狗翻译、必应词典（必应翻译）、Microsoft Translator（必应在线翻译）、海词词典、百度翻译、Oxford Learner's Dictionaries、Oxford Dictionaries、Merriam-Webster、汉典”网页翻译
+translate.js|划词翻译调用“金山词霸、有道词典（有道翻译）、Google Translate（谷歌翻译）、沪江小D、搜狗翻译、必应词典（必应翻译）、Microsoft Translator（必应在线翻译）、海词词典、百度翻译、Oxford Learner's Dictionaries、Oxford Dictionaries、Merriam-Webster、汉典、PDF 划词翻译”网页翻译
 translate-dictionary.js|划词翻译调用“有道词典（有道翻译）、金山词霸、Bing 词典（必应词典）、沪江小D、谷歌翻译”
diff --git a/translate/translate-pdf.jpg b/translate/translate-pdf.jpg
new file mode 100644
index 0000000..ef4fb8d
Binary files /dev/null and b/translate/translate-pdf.jpg differ
diff --git a/translate/translate.js b/translate/translate.js
index ad67bc7..94744ef 100644
--- a/translate/translate.js
+++ b/translate/translate.js
@@ -1,8 +1,8 @@
 // ==UserScript==
 // @name         Translate
 // @namespace    http://tampermonkey.net/
-// @version      3.8
-// @description  划词翻译调用“金山词霸、有道词典（有道翻译）、Google Translate（谷歌翻译）、沪江小D、搜狗翻译、必应词典（必应翻译）、Microsoft Translator（必应在线翻译）、海词词典、百度翻译、Oxford Learner's Dictionaries、Oxford Dictionaries、Merriam-Webster、汉典”网页翻译
+// @version      3.9
+// @description  划词翻译调用“金山词霸、有道词典（有道翻译）、Google Translate（谷歌翻译）、沪江小D、搜狗翻译、必应词典（必应翻译）、Microsoft Translator（必应在线翻译）、海词词典、百度翻译、Oxford Learner's Dictionaries、Oxford Dictionaries、Merriam-Webster、汉典、PDF 划词翻译”网页翻译
 // @author       https://github.com/barrer
 // @match        http://*/*
 // @include      https://*/*
@@ -332,6 +332,16 @@
                 },
                 custom: function (text) {}
             },
+            {
+                name: 'PDF 划词翻译',
+                id: 'pdf',
+                image: 'data:image/png;base64,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',
+                host: ['pdf.example.com'],
+                popup: function (text) {
+                    openInNewTab('https://barrer.github.io/tools/pdfjs/web/viewer.html');
+                },
+                custom: function (text) {}
+            },
             {
                 name: 'Settings',
                 id: 'settings',
@@ -535,6 +545,16 @@
         }
         return win;
     }
+    /**打开新的标签页*/
+    function openInNewTab(url) {
+        gm.set(gm.REDIRECT_URL, url);
+        var a = document.createElement('a');
+        a.setAttribute('target', '_blank');
+        a.setAttribute('href', 'https://example.com');
+        a.style.display = 'none';
+        shadow.appendChild(a);
+        a.click();
+    }
     /**鼠标拖动*/
     function Drag(element) {
         this.dragging = false;