diff --git a/src/config/i18n.js b/src/config/i18n.js
index 6b7c7d8..fed017a 100644
--- a/src/config/i18n.js
+++ b/src/config/i18n.js
@@ -169,6 +169,30 @@ export const I18N = {
     zh: `翻译服务`,
     en: `Translate Service`,
   },
+  mouseover_translation: {
+    zh: `鼠标悬停翻译`,
+    en: `Mouseover translation`,
+  },
+  mk_disable: {
+    zh: `禁用`,
+    en: `Disable`,
+  },
+  mk_none: {
+    zh: `鼠标悬停`,
+    en: `Mouseover`,
+  },
+  mk_control: {
+    zh: `Control + 鼠标悬停`,
+    en: `Control + Mouseover`,
+  },
+  mk_shift: {
+    zh: `Shift + 鼠标悬停`,
+    en: `Shift + Mouseover`,
+  },
+  mk_alt: {
+    zh: `Alt + 鼠标悬停`,
+    en: `Alt + Mouseover`,
+  },
   from_lang: {
     zh: `原文语言`,
     en: `Source Language`,
diff --git a/src/config/index.js b/src/config/index.js
index a105bfa..6c7d5cb 100644
--- a/src/config/index.js
+++ b/src/config/index.js
@@ -162,6 +162,19 @@ export const OPT_STYLE_USE_COLOR = [
   OPT_STYLE_HIGHLIGHT,
 ];
 
+export const OPT_MOUSEKEY_DISABLE = "mk_disable";
+export const OPT_MOUSEKEY_NONE = "mk_none";
+export const OPT_MOUSEKEY_CONTROL = "mk_control";
+export const OPT_MOUSEKEY_SHIFT = "mk_shift";
+export const OPT_MOUSEKEY_ALT = "mk_alt";
+export const OPT_MOUSEKEY_ALL = [
+  OPT_MOUSEKEY_DISABLE,
+  OPT_MOUSEKEY_NONE,
+  OPT_MOUSEKEY_CONTROL,
+  OPT_MOUSEKEY_SHIFT,
+  OPT_MOUSEKEY_ALT,
+];
+
 export const DEFAULT_FETCH_LIMIT = 10; // 默认最大任务数量
 export const DEFAULT_FETCH_INTERVAL = 100; // 默认任务间隔时间
 
@@ -242,6 +255,7 @@ export const DEFAULT_SETTING = {
   subrulesList: DEFAULT_SUBRULES_LIST, // 订阅列表
   owSubrule: DEFAULT_OW_RULE, // 覆写订阅规则
   transApis: DEFAULT_TRANS_APIS, // 翻译接口
+  mouseKey: OPT_MOUSEKEY_DISABLE, // 鼠标悬停翻译
 };
 
 export const DEFAULT_RULES = [GLOBLA_RULE];
diff --git a/src/libs/translator.js b/src/libs/translator.js
index c251070..29e511d 100644
--- a/src/libs/translator.js
+++ b/src/libs/translator.js
@@ -7,6 +7,7 @@ import {
   OPT_STYLE_DASHLINE,
   OPT_STYLE_FUZZY,
   SHADOW_KEY,
+  OPT_MOUSEKEY_DISABLE,
 } from "../config";
 import Content from "../views/Content";
 import { updateFetchPool, clearFetchPool } from "./fetch";
@@ -37,6 +38,7 @@ export class Translator {
     "iframe",
   ];
   _eventName = genEventName();
+  _keydownNow = "";
 
   // 显示
   _interseObserver = new IntersectionObserver(
@@ -228,9 +230,41 @@ export class Translator {
     });
 
     this._tranNodes.forEach((_, node) => {
-      // 监听节点显示
-      this._interseObserver.observe(node);
+      if (
+        !this._setting.mouseKey ||
+        this._setting.mouseKey === OPT_MOUSEKEY_DISABLE
+      ) {
+        // 监听节点显示
+        this._interseObserver.observe(node);
+      } else {
+        // 监听鼠标悬停
+        node.addEventListener("mouseover", this._handleMouseover);
+      }
     });
+
+    // 监听键盘事件
+    window.addEventListener("keydown", this._handleKeydown);
+    window.addEventListener("keyup", this._handleKeyup);
+  };
+
+  _handleMouseover = (e) => {
+    if (
+      this._keydownNow &&
+      this._setting?.mouseKey?.endsWith(this._keydownNow)
+    ) {
+      e.target.removeEventListener("mouseover", this._handleMouseover);
+      this._render(e.target);
+    }
+  };
+
+  _handleKeydown = (e) => {
+    console.log("keydown", e.key);
+    this._keydownNow = e.key.toLowerCase();
+  };
+
+  _handleKeyup = (e) => {
+    console.log("keyup", e.key);
+    this._keydownNow = "";
   };
 
   _unRegister = () => {
@@ -238,13 +272,29 @@ export class Translator {
     this._mutaObserver.disconnect();
 
     // 解除节点显示监听
-    this._interseObserver.disconnect();
+    // this._interseObserver.disconnect();
 
-    // 移除已插入元素
     this._tranNodes.forEach((_, node) => {
+      if (
+        !this._setting.mouseKey ||
+        this._setting.mouseKey === OPT_MOUSEKEY_DISABLE
+      ) {
+        // 解除节点显示监听
+        this._interseObserver.unobserve(node);
+      } else {
+        // 移除鼠标悬停监听
+        node.removeEventListener("mouseover", this._handleMouseover);
+      }
+
+      // 移除已插入元素
       node.querySelector(APP_LCNAME)?.remove();
     });
 
+    // 解除监听键盘
+    window.removeEventListener("keydown", this._handleKeydown);
+    window.removeEventListener("keyup", this._handleKeyup);
+    this._keydownNow = "";
+
     // 清空节点集合
     this._rootNodes.clear();
     this._tranNodes.clear();
diff --git a/src/views/Options/Setting.js b/src/views/Options/Setting.js
index 4cbf0db..480f55d 100644
--- a/src/views/Options/Setting.js
+++ b/src/views/Options/Setting.js
@@ -11,7 +11,13 @@ import { useSetting } from "../../hooks/Setting";
 import { limitNumber } from "../../libs/utils";
 import { useI18n } from "../../hooks/I18n";
 import { useAlert } from "../../hooks/Alert";
-import { UI_LANGS, TRANS_NEWLINE_LENGTH, CACHE_NAME } from "../../config";
+import {
+  UI_LANGS,
+  TRANS_NEWLINE_LENGTH,
+  CACHE_NAME,
+  OPT_MOUSEKEY_ALL,
+  OPT_MOUSEKEY_DISABLE,
+} from "../../config";
 
 export default function Settings() {
   const i18n = useI18n();
@@ -61,6 +67,7 @@ export default function Settings() {
     maxLength,
     clearCache,
     newlineLength = TRANS_NEWLINE_LENGTH,
+    mouseKey = OPT_MOUSEKEY_DISABLE,
   } = setting;
 
   return (
@@ -127,6 +134,22 @@ export default function Settings() {
           onChange={handleChange}
         />
 
+        <FormControl size="small">
+          <InputLabel>{i18n("mouseover_translation")}</InputLabel>
+          <Select
+            name="mouseKey"
+            value={mouseKey}
+            label={i18n("mouseover_translation")}
+            onChange={handleChange}
+          >
+            {OPT_MOUSEKEY_ALL.map((item) => (
+              <MenuItem key={item} value={item}>
+                {i18n(item)}
+              </MenuItem>
+            ))}
+          </Select>
+        </FormControl>
+
         <FormControl size="small">
           <InputLabel>{i18n("if_clear_cache")}</InputLabel>
           <Select