diff --git a/src/components/SubtitleDialog.vue b/src/components/SubtitleDialog.vue
index 28da4b6..ddc8c24 100644
--- a/src/components/SubtitleDialog.vue
+++ b/src/components/SubtitleDialog.vue
@@ -220,8 +220,9 @@ export default defineComponent({
         menubar: true,
       },
       font_size_formats: get_font_size_formarts(),
+      content_style: ".mce-content-body {font-size:60pt;}",
       skin: "tinymce-5",
-      language: i18n.locale.value == "zh-CN" ? "zh_CN" : "",
+      language: i18n.locale.value == "zh-CN" ? "zh_CN" : "en_US",
       menubar: false,
       branding: false,
       toolbar_mode: "wrap",
@@ -290,7 +291,6 @@ export default defineComponent({
       resetData() {
         loading.value = false;
       },
-
       async onSubmit() {
         loading.value = true;
         try {
diff --git a/src/i18n/en-US/index.ts b/src/i18n/en-US/index.ts
index b88a711..d061125 100644
--- a/src/i18n/en-US/index.ts
+++ b/src/i18n/en-US/index.ts
@@ -324,4 +324,11 @@ export default {
   "current real": "Current Real",
   "the port number must be between 0 and 65535":
     "The Port Number Must Be Between 0 And 65535",
+  "running now": "Running Now",
+  "run plan directives send": "Run Plan Directives Send",
+  "plan running! can't call mode!": "Plan Running! Can't Call Mode!",
+  "call mode directives send": "Call Mode Directives Send",
+  "send power on command": "Send Power On Command",
+  "send power off command": "Send Power Off Command",
+  "set subtitle success": "Set OSD Success",
 };