diff --git a/packages/ui-default/components/autocomplete/CustomSelectAutoComplete.tsx b/packages/ui-default/components/autocomplete/CustomSelectAutoComplete.tsx
new file mode 100644
index 000000000..501a6949d
--- /dev/null
+++ b/packages/ui-default/components/autocomplete/CustomSelectAutoComplete.tsx
@@ -0,0 +1,60 @@
+import { assign } from 'lodash';
+import React from 'react';
+import ReactDOM from 'react-dom/client';
+import DOMAttachedObject from 'vj/components/DOMAttachedObject';
+import AutoComplete, { AutoCompleteOptions } from '.';
+import CustomSelectAutoCompleteFC from './components/CustomSelectAutoComplete';
+
+interface CustomSelectOptions {
+  data: any[]
+}
+
+const Component = React.forwardRef<any, any>((props, ref) => {
+  const [value, setValue] = React.useState(props.value);
+  return (
+    <CustomSelectAutoCompleteFC
+      ref={ref as any}
+      height="auto"
+      selectedKeys={value.split(',').map((i) => i.trim()).filter((i) => i)}
+      onChange={(v) => {
+        setValue(v);
+        props.onChange(v);
+      }}
+      data={props.data}
+      multi={props.multi}
+    />
+  );
+});
+
+export default class CustomSelectAutoComplete<Multi extends boolean> extends AutoComplete {
+  static DOMAttachKey = 'ucwCustomSelectAutoCompleteInstance';
+  options: CustomSelectOptions & AutoCompleteOptions;
+
+  constructor($dom, options: CustomSelectOptions & AutoCompleteOptions<Multi>) {
+    super($dom, {
+      classes: 'custom-select',
+      ...options,
+    });
+  }
+
+  value(): Multi extends true ? number[] : string {
+    if (this.options.multi) return this.ref?.getSelectedItemKeys().map((i) => +i) ?? this.$dom.val();
+    return this.ref?.getSelectedItems()[0] ?? null;
+  }
+
+  attach() {
+    const value = this.$dom.val();
+    ReactDOM.createRoot(this.container).render(
+      <Component
+        ref={(ref) => { this.ref = ref; }}
+        data={this.options.data}
+        value={value}
+        multi={this.options.multi}
+        onChange={this.onChange}
+      />,
+    );
+  }
+}
+
+assign(CustomSelectAutoComplete, DOMAttachedObject);
+window.Hydro.components.CustomSelectAutoComplete = CustomSelectAutoComplete;
diff --git a/packages/ui-default/locales/zh.yaml b/packages/ui-default/locales/zh.yaml
index 8dac71002..965115b87 100644
--- a/packages/ui-default/locales/zh.yaml
+++ b/packages/ui-default/locales/zh.yaml
@@ -285,8 +285,6 @@ Download: 下载
 Downvote: 差评
 Duration (hours): 持续时间 (小时)
 Duration: 持续时间
-Edited: 已修改
-Edited at: 修改于
 Edit any contests: 修改任意的比赛
 Edit any homework: 修改任意的作业
 Edit Contest: 编辑比赛
@@ -312,6 +310,8 @@ Edit problems: 修改题目
 Edit Profile: 编辑个人信息
 Edit training plans: 修改训练计划
 Edit: 编辑
+Edited at: 修改于
+Edited: 已修改
 Email Visibility: Email 可见性
 Email: 电子邮件
 Enabled: 开启
@@ -536,6 +536,7 @@ Not Enrolled: 未参加
 Not started with a number: 不以数字开头
 Not wrapped with space: 两侧不含空格
 Numeric PID: 数字题号
+objective: 客观题
 Oh, the user doesn't have any contributions!: 啊哦，这个用户还没贡献过题目~
 Oh, the user hasn't created any discussions yet!: 这个用户还没有发布过讨论
 Oh, the user hasn't submitted yet!: 这个用户还没有交过题 _(:зゝ∠)_
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 724cff267..69aed796a 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.42.14",
+  "version": "4.42.15",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "index.ts",
diff --git a/packages/ui-default/pages/domain_edit.page.ts b/packages/ui-default/pages/domain_edit.page.ts
new file mode 100644
index 000000000..57b78a099
--- /dev/null
+++ b/packages/ui-default/pages/domain_edit.page.ts
@@ -0,0 +1,25 @@
+import CustomSelectAutoComplete from 'vj/components/autocomplete/CustomSelectAutoComplete';
+import { NamedPage } from 'vj/misc/Page';
+import i18n from 'vj/utils/i18n';
+
+const page = new NamedPage('domain_edit', () => {
+  const prefixes = new Set(Object.keys(window.LANGS).filter((i) => i.includes('.')).map((i) => i.split('.')[0]));
+  const langs = [
+    { key: '_', name: i18n('objective') },
+    ...Object.keys(window.LANGS).filter((i) => !prefixes.has(i)).map((i) => (
+      { name: `${i.includes('.') ? `${window.LANGS[i.split('.')[0]].display}/` : ''}${window.LANGS[i].display}`, _id: i }
+    )),
+  ];
+
+  const $langSelect = $('[name=langs]');
+  $langSelect.val(($langSelect.val() as string).split(',').filter((i) => !prefixes.has(i)));
+
+  const select: CustomSelectAutoComplete<true> = CustomSelectAutoComplete.getOrConstruct($('[name=langs]'), { multi: true, data: langs });
+  select.onChange((val) => {
+    const value = val.split(',');
+    value.push(...Array.from(new Set(value.filter((i) => i.includes('.')).map((i) => i.split('.')[0]))));
+    $langSelect.val(value.join(','));
+  });
+});
+
+export default page;