diff --git a/src/config/i18n.js b/src/config/i18n.js
index 41cd338..007101a 100644
--- a/src/config/i18n.js
+++ b/src/config/i18n.js
@@ -790,8 +790,8 @@ export const I18N = {
     en: `Secondary Context Menus`,
   },
   mulkeys_help: {
-    zh: `支持用换行或英文逗号“,”分隔多个KEY轮询调用。`,
-    en: `Supports multiple KEY polling calls separated by newlines or English commas ",".`,
+    zh: `支持用换行或英文逗号“,”分隔，轮询调用。`,
+    en: `Supports polling calls separated by newlines or English commas ",".`,
   },
   translation_element_tag: {
     zh: `译文元素标签`,
diff --git a/src/libs/req.js b/src/libs/req.js
index b4af67a..54553c1 100644
--- a/src/libs/req.js
+++ b/src/libs/req.js
@@ -29,9 +29,10 @@ import { genDeeplFree } from "../apis/deepl";
 import { genBaidu } from "../apis/baidu";
 
 const keyMap = new Map();
+const urlMap = new Map();
 
-// 轮询key
-const keyPick = (translator, key = "") => {
+// 轮询key/url
+const keyPick = (translator, key = "", cacheMap) => {
   const keys = key
     .split(/\n|,/)
     .map((item) => item.trim())
@@ -41,9 +42,9 @@ const keyPick = (translator, key = "") => {
     return "";
   }
 
-  const preIndex = keyMap.get(translator) ?? -1;
+  const preIndex = cacheMap.get(translator) ?? -1;
   const curIndex = (preIndex + 1) % keys.length;
-  keyMap.set(translator, curIndex);
+  cacheMap.set(translator, curIndex);
 
   return keys[curIndex];
 };
@@ -336,7 +337,10 @@ export const newTransReq = ({ translator, text, from, to }, apiSetting) => {
     case OPT_TRANS_GEMINI:
     case OPT_TRANS_CLOUDFLAREAI:
     case OPT_TRANS_NIUTRANS:
-      args.key = keyPick(translator, args.key);
+      args.key = keyPick(translator, args.key, keyMap);
+      break;
+    case OPT_TRANS_DEEPLX:
+      args.url = keyPick(translator, args.url, urlMap);
       break;
     default:
   }
diff --git a/src/views/Options/Apis.js b/src/views/Options/Apis.js
index c51fdc6..cd988b9 100644
--- a/src/views/Options/Apis.js
+++ b/src/views/Options/Apis.js
@@ -6,6 +6,7 @@ import {
   OPT_TRANS_ALL,
   OPT_TRANS_MICROSOFT,
   OPT_TRANS_DEEPL,
+  OPT_TRANS_DEEPLX,
   OPT_TRANS_DEEPLFREE,
   OPT_TRANS_BAIDU,
   OPT_TRANS_TENCENT,
@@ -171,6 +172,11 @@ function ApiFields({ translator }) {
             name="url"
             value={url}
             onChange={handleChange}
+            multiline={translator === OPT_TRANS_DEEPLX}
+            maxRows={10}
+            helperText={
+              translator === OPT_TRANS_DEEPLX ? i18n("mulkeys_help") : ""
+            }
           />
           <TextField
             size="small"
@@ -179,6 +185,7 @@ function ApiFields({ translator }) {
             value={key}
             onChange={handleChange}
             multiline={mulkeysTranslators.includes(translator)}
+            maxRows={10}
             helperText={keyHelper}
           />
         </>
@@ -200,6 +207,7 @@ function ApiFields({ translator }) {
             value={prompt}
             onChange={handleChange}
             multiline
+            maxRows={10}
           />
         </>
       )}
@@ -231,6 +239,7 @@ function ApiFields({ translator }) {
           value={customOption}
           onChange={handleChange}
           multiline
+          maxRows={10}
         />
       )}