diff --git a/README.md b/README.md
index 2d8c304..aa63ecb 100644
--- a/README.md
+++ b/README.md
@@ -127,7 +127,7 @@
 | thymeleaf | [🔊](https://dict.youdao.com/dictvoice?audio=thymeleaf&type=1)  /ˈtaɪmˌlɪːf/ | [🔊](https://dict.youdao.com/dictvoice?audio=thymeleaf&type=2)  /ˈtaɪmˌlɪːf/ |  ❌ /θiːmɪlɪːf/ |
 | tuple | [🔊](https://dict.youdao.com/dictvoice?audio=tuple&type=1) /tjʊpəl/ | [🔊](https://dict.youdao.com/dictvoice?audio=tuple&type=2) /tuːpəl/ |  |
 | typical | [🔊](https://dict.youdao.com/dictvoice?audio=typical&type=1)  /'tɪpɪkl/ | [🔊](https://dict.youdao.com/dictvoice?audio=typical&type=2)  /ˈtɪpɪkl/ |  ❌ /'taɪpɪkəl/ |
-| Ubuntu | [🔊](http://upload.wikimedia.org/wikipedia/commons/b/b5/En-Ubuntu_pronunciation.oga)  /ʊ'bʊntʊ/ | [🔊](http://upload.wikimedia.org/wikipedia/commons/b/b5/En-Ubuntu_pronunciation.oga)  /ʊ'bʊntʊ/ |  ❌ /juː'bʊntʊ/ |
+| Ubuntu | [🔊](https://upload.wikimedia.org/wikipedia/commons/b/b5/En-Ubuntu_pronunciation.oga)  /ʊ'bʊntʊ/ | [🔊](https://upload.wikimedia.org/wikipedia/commons/b/b5/En-Ubuntu_pronunciation.oga)  /ʊ'bʊntʊ/ |  ❌ /juː'bʊntʊ/ |
 | UEFI | U-E-F-I | U-E-F-I  | ❌ /jufi/ /ɔːfi/ |
 | Vagrant | [🔊](https://dict.youdao.com/dictvoice?audio=Vagrant&type=1) /ˈveɪɡrənt/ | [🔊](https://dict.youdao.com/dictvoice?audio=Vagrant&type=2) /ˈveɪɡrənt/ | /ˈvagɹent/ |
 | variable | [🔊](https://dict.youdao.com/dictvoice?audio=variable&type=1)  /'veəriəbl/ | [🔊](https://dict.youdao.com/dictvoice?audio=variable&type=2)  /ˈveriəbl,ˈværiəbl/ | ❌ /və'raiəbl/ |
diff --git a/tools/chromium_extension/README.md b/tools/chromium_extension/README.md
index eb585be..c567cbc 100644
--- a/tools/chromium_extension/README.md
+++ b/tools/chromium_extension/README.md
@@ -1,5 +1,10 @@
 # 无页面跳转收听正确读音 的 chromium 扩展
 
+## 使用说明
+
+1. 点击第一列，调用的是搜索框页面
+1. 点击第二列和第三列，调用的播放音频功能
+
 ## [获得最新版扩展](https://github.com/jingjingxyk/chinese-programmer-wrong-pronunciation-chromium-extension.git)
 
 ## 手动安装扩展
diff --git a/tools/chromium_extension/js/app/init.js b/tools/chromium_extension/js/app/init.js
index e5b36f8..0a2e61c 100644
--- a/tools/chromium_extension/js/app/init.js
+++ b/tools/chromium_extension/js/app/init.js
@@ -37,6 +37,10 @@ let init = () => {
           let aTag = event.target.parentNode.parentNode;
           audio_url = aTag.getAttribute("href");
         }
+        if (event.target.nodeName === "G-EMOJI") {
+          let aTag = event.target.parentNode;
+          audio_url = aTag.getAttribute("href");
+        }
         if (audio_url) {
           let desURL = new URL(audio_url);
           //console.log(desURL.protocol);