diff --git a/theme/src/node/extendsBundlerOptions.ts b/theme/src/node/config/extendsBundlerOptions.ts
similarity index 100%
rename from theme/src/node/extendsBundlerOptions.ts
rename to theme/src/node/config/extendsBundlerOptions.ts
diff --git a/theme/src/node/config/index.ts b/theme/src/node/config/index.ts
index 99c2e188..4b3f606f 100644
--- a/theme/src/node/config/index.ts
+++ b/theme/src/node/config/index.ts
@@ -1,5 +1,12 @@
+export * from './resolveThemeOption.js'
 export * from './resolveLocaleOptions.js'
 export * from './resolveThemeData.js'
+export * from './resolveProvideData.js'
+export * from './resolveAlias.js'
+
+export * from './extendsBundlerOptions.js'
+export * from './templateBuildRenderer.js'
+
 export * from './resolveSearchOptions.js'
 export * from './resolvePageHead.js'
 export * from './resolveEncrypt.js'
diff --git a/theme/src/node/config/resolveAlias.ts b/theme/src/node/config/resolveAlias.ts
new file mode 100644
index 00000000..e4b66179
--- /dev/null
+++ b/theme/src/node/config/resolveAlias.ts
@@ -0,0 +1,18 @@
+import { fs, path } from 'vuepress/utils'
+import { resolve } from '../utils.js'
+
+export function resolveAlias() {
+  return {
+    ...Object.fromEntries(
+      fs.readdirSync(
+        resolve('client/components'),
+        { encoding: 'utf-8', recursive: true },
+      )
+        .filter(file => file.endsWith('.vue'))
+        .map(file => [
+          path.join('@theme', file),
+          resolve('client/components', file),
+        ]),
+    ),
+  }
+}
diff --git a/theme/src/node/config/resolveProvideData.ts b/theme/src/node/config/resolveProvideData.ts
new file mode 100644
index 00000000..a0bb6b47
--- /dev/null
+++ b/theme/src/node/config/resolveProvideData.ts
@@ -0,0 +1,28 @@
+import type { App } from 'vuepress'
+import { entries, fromEntries, getRootLangPath, isPlainObject } from '@vuepress/helper'
+import type { PlumeThemeEncrypt, PlumeThemePluginOptions } from '../../shared/index.js'
+import { PRESET_LOCALES } from '../locales/index.js'
+import { resolveEncrypt } from './resolveEncrypt.js'
+
+export function resolveProvideData(
+  app: App,
+  plugins: PlumeThemePluginOptions,
+  encrypt?: PlumeThemeEncrypt,
+
+): Record<string, any> {
+  const root = getRootLangPath(app)
+
+  return {
+    // 注入 加密配置
+    ...resolveEncrypt(encrypt),
+    // 注入水印配置
+    __PLUME_WM_FP__: isPlainObject(plugins.watermark)
+      ? plugins.watermark.fullPage !== false
+      : true,
+    // 注入多语言配置
+    __PLUME_PRESET_LOCALE__: fromEntries(
+      entries(PRESET_LOCALES)
+        .map(([locale, value]) => [locale === root ? '/' : locale, value]),
+    ),
+  }
+}
diff --git a/theme/src/node/config/resolveSearchOptions.ts b/theme/src/node/config/resolveSearchOptions.ts
index 7b07faaf..32d4013d 100644
--- a/theme/src/node/config/resolveSearchOptions.ts
+++ b/theme/src/node/config/resolveSearchOptions.ts
@@ -4,7 +4,10 @@ import type { DocsearchPluginOptions } from '@vuepress/plugin-docsearch'
 import type { SearchPluginOptions } from '@vuepress-plume/plugin-search'
 import { DOCSEARCH_LOCALES, SEARCH_LOCALES } from '../locales/index.js'
 
-export function resolveSearchOptions(app: App, { locales, ...options }: SearchPluginOptions = {}): SearchPluginOptions {
+export function resolveSearchOptions(
+  app: App,
+  { locales, ...options }: SearchPluginOptions = {},
+): SearchPluginOptions {
   return {
     ...options,
     locales: getLocaleConfig({
@@ -15,7 +18,10 @@ export function resolveSearchOptions(app: App, { locales, ...options }: SearchPl
   }
 }
 
-export function resolveDocsearchOptions(app: App, { locales, ...options }: DocsearchPluginOptions = {}): DocsearchPluginOptions {
+export function resolveDocsearchOptions(
+  app: App,
+  { locales, ...options }: DocsearchPluginOptions = {},
+): DocsearchPluginOptions {
   return {
     ...options,
     locales: getLocaleConfig({
diff --git a/theme/src/node/config/resolveThemeOption.ts b/theme/src/node/config/resolveThemeOption.ts
new file mode 100644
index 00000000..39157647
--- /dev/null
+++ b/theme/src/node/config/resolveThemeOption.ts
@@ -0,0 +1,19 @@
+import type { PlumeThemeOptions } from '../../shared/index.js'
+import { logger } from '../utils.js'
+
+export function resolveThemeOptions({ themePlugins, plugins, encrypt, hostname, ...localeOptions }: PlumeThemeOptions) {
+  const pluginOptions = plugins ?? themePlugins ?? {}
+
+  if (themePlugins) {
+    logger.warn(
+      `The 'themePlugins' option is deprecated. Please use 'plugins' instead.`,
+    )
+  }
+
+  return {
+    pluginOptions,
+    encrypt,
+    hostname,
+    localeOptions,
+  }
+}
diff --git a/theme/src/node/templateBuildRenderer.ts b/theme/src/node/config/templateBuildRenderer.ts
similarity index 89%
rename from theme/src/node/templateBuildRenderer.ts
rename to theme/src/node/config/templateBuildRenderer.ts
index fed950ae..a512f14a 100644
--- a/theme/src/node/templateBuildRenderer.ts
+++ b/theme/src/node/config/templateBuildRenderer.ts
@@ -1,5 +1,5 @@
 import { type TemplateRendererContext, templateRenderer } from 'vuepress/utils'
-import { getThemePackage } from './utils.js'
+import { getThemePackage } from '../utils.js'
 
 export function templateBuildRenderer(template: string, context: TemplateRendererContext) {
   const pkg = getThemePackage()
diff --git a/theme/src/node/index.ts b/theme/src/node/index.ts
index a89a69bb..c1dd2421 100644
--- a/theme/src/node/index.ts
+++ b/theme/src/node/index.ts
@@ -5,4 +5,7 @@ export * from '../shared/index.js'
 
 export { plumeTheme }
 
+/**
+ * @deprecated 请使用 具名导出 替代 默认导出
+ */
 export default plumeTheme
diff --git a/theme/src/node/locales/en.ts b/theme/src/node/locales/en.ts
index a0da0045..06cf33b5 100644
--- a/theme/src/node/locales/en.ts
+++ b/theme/src/node/locales/en.ts
@@ -1,6 +1,5 @@
 import type { SearchLocaleOptions } from '@vuepress-plume/plugin-search'
-import type { PlumeThemeLocaleData } from '../../shared/index.js'
-import type { PresetLocale } from '../types.js'
+import type { PlumeThemeLocaleData, PresetLocale } from '../../shared/index.js'
 
 export const enLocale: PlumeThemeLocaleData = {
   selectLanguageName: 'English',
diff --git a/theme/src/node/locales/index.ts b/theme/src/node/locales/index.ts
index 4467b5b0..1faa093b 100644
--- a/theme/src/node/locales/index.ts
+++ b/theme/src/node/locales/index.ts
@@ -1,7 +1,6 @@
 import type { DocsearchLocaleOptions } from '@vuepress/plugin-docsearch'
 import type { SearchLocaleOptions } from '@vuepress-plume/plugin-search'
-import type { PlumeThemeLocaleData } from '../../shared/index.js'
-import type { PresetLocale } from '../types.js'
+import type { PlumeThemeLocaleData, PresetLocale } from '../../shared/index.js'
 import { zhDocsearchLocale, zhLocale, zhPresetLocale, zhSearchLocale } from './zh.js'
 import { enLocale, enPresetLocale, enSearchLocale } from './en.js'
 
diff --git a/theme/src/node/locales/zh.ts b/theme/src/node/locales/zh.ts
index df0d53dc..c77c8049 100644
--- a/theme/src/node/locales/zh.ts
+++ b/theme/src/node/locales/zh.ts
@@ -1,7 +1,6 @@
 import type { DocsearchLocaleOptions } from '@vuepress/plugin-docsearch'
 import type { SearchLocaleOptions } from '@vuepress-plume/plugin-search'
-import type { PlumeThemeLocaleData } from '../../shared/index.js'
-import type { PresetLocale } from '../types.js'
+import type { PlumeThemeLocaleData, PresetLocale } from '../../shared/index.js'
 
 export const zhLocale: PlumeThemeLocaleData = {
   selectLanguageName: '简体中文',
diff --git a/theme/src/node/theme.ts b/theme/src/node/theme.ts
index 2e1bbbf7..251cdffa 100644
--- a/theme/src/node/theme.ts
+++ b/theme/src/node/theme.ts
@@ -1,62 +1,40 @@
 import type { Page, Theme } from 'vuepress/core'
-import { fs, path } from 'vuepress/utils'
-import { isPlainObject } from '@vuepress/helper'
 import type { PlumeThemeOptions, PlumeThemePageData } from '../shared/index.js'
 import { getPlugins } from './plugins/index.js'
 import { extendsPageData, setupPage } from './setupPages.js'
-import { THEME_NAME, logger, resolve, templates } from './utils.js'
-import { resolveEncrypt, resolveLocaleOptions, resolvePageHead } from './config/index.js'
-import { extendsBundlerOptions } from './extendsBundlerOptions.js'
-import { templateBuildRenderer } from './templateBuildRenderer.js'
+import { THEME_NAME, resolve, templates } from './utils.js'
+import {
+  extendsBundlerOptions,
+  resolveAlias,
+  resolveLocaleOptions,
+  resolvePageHead,
+  resolveProvideData,
+  resolveThemeOptions,
+  templateBuildRenderer,
+} from './config/index.js'
 import { setupPrepare, watchPrepare } from './prepare/index.js'
 
-export function plumeTheme({
-  themePlugins,
-  plugins,
-  encrypt,
-  hostname,
-  ...localeOptions
-}: PlumeThemeOptions = {}): Theme {
-  const pluginOptions = plugins ?? themePlugins ?? {}
-
-  const watermarkFullPage = isPlainObject(pluginOptions.watermark)
-    ? pluginOptions.watermark.fullPage !== false
-    : true
-
-  if (themePlugins) {
-    logger.warn(
-      `The 'themePlugins' option is deprecated. Please use 'plugins' instead.`,
-    )
-  }
+export function plumeTheme(options: PlumeThemeOptions = {}): Theme {
+  const {
+    localeOptions: rawLocaleOptions,
+    pluginOptions,
+    hostname,
+    encrypt,
+  } = resolveThemeOptions(options)
 
   return (app) => {
-    localeOptions = resolveLocaleOptions(app, localeOptions)
+    const localeOptions = resolveLocaleOptions(app, rawLocaleOptions)
 
     return {
       name: THEME_NAME,
 
-      define: {
-        ...resolveEncrypt(encrypt),
-        __PLUME_WM_FP__: watermarkFullPage,
-      },
+      define: resolveProvideData(app, pluginOptions, encrypt),
 
       templateBuild: templates('build.html'),
 
       clientConfigFile: resolve('client/config.js'),
 
-      alias: {
-        ...Object.fromEntries(
-          fs.readdirSync(
-            resolve('client/components'),
-            { encoding: 'utf-8', recursive: true },
-          )
-            .filter(file => file.endsWith('.vue'))
-            .map(file => [
-              path.join('@theme', file),
-              resolve('client/components', file),
-            ]),
-        ),
-      },
+      alias: resolveAlias(),
 
       plugins: getPlugins({ app, pluginOptions, localeOptions, encrypt, hostname }),
 
diff --git a/theme/src/node/types.ts b/theme/src/node/types.ts
deleted file mode 100644
index d461eb5f..00000000
--- a/theme/src/node/types.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-export interface PresetLocale {
-  home: string
-  blog: string
-  tag: string
-  archive: string
-}
diff --git a/theme/src/shared/base.ts b/theme/src/shared/base.ts
index 3a361c8e..b7e185ad 100644
--- a/theme/src/shared/base.ts
+++ b/theme/src/shared/base.ts
@@ -38,3 +38,10 @@ export type SocialLinkIconUnion =
   | 'xbox'
 
 export type SocialLinkIcon = SocialLinkIconUnion | { svg: string }
+
+export interface PresetLocale {
+  home: string
+  blog: string
+  tag: string
+  archive: string
+}
diff --git a/theme/src/shared/options/locale.ts b/theme/src/shared/options/locale.ts
index 17f0a522..99081b7f 100644
--- a/theme/src/shared/options/locale.ts
+++ b/theme/src/shared/options/locale.ts
@@ -48,9 +48,9 @@ export interface PlumeThemeLocaleData extends LocaleData {
   social?: SocialLink[]
 
   /**
-   * Navbar config
+   * 导航栏配置
    *
-   * Set to `false` to disable navbar in current locale
+   * 设置为 `false` 将会禁用导航栏
    */
   navbar?: false | NavItem[]
 
@@ -75,114 +75,119 @@ export interface PlumeThemeLocaleData extends LocaleData {
   /**
    * 笔记配置， 笔记中的文章默认不会出现在首页文章列表
    *
-   * 注：你也可以将notes配置到navbar中，默认自动生成在右侧栏目中
+   * 注：也可以将notes配置到navbar中
    */
   notes?: false | NotesDataOptions
 
+  /**
+   * 要显示的标题级别。
+   *
+   * 单个数字表示只显示该级别的标题。
+   *
+   * 如果传递的是一个元组，第一个数字是最小级别，第二个数字是最大级别。
+   *
+   * 'deep' 与 [2, 6] 相同，将显示从 <h2> 到 <h6> 的所有标题。
+   *
+   * @default [2, 3]
+   */
   outline?: ThemeOutline
 
   /**
    * 是否显示侧边栏
    *
+   * - `false` 表示禁用 右侧边栏
+   * - `true` 表示启用 右侧边栏
+   * - `'left` 表示将有侧边栏移动到文章内容左侧，sidebar 右侧
+   *
    * @default true
    */
   aside?: boolean | 'left'
 
   /**
-   * language text
+   * 选择语言菜单 的文本。
    */
   selectLanguageText?: string
   /**
-   * language aria label
+   * 选择语言菜单 的 `aria-label` 属性。
    */
   selectLanguageAriaLabel?: string
   /**
-   * language name
+   * 语言名称
+   *
+   * 仅能在主题配置的 locales 的内部生效 。它将被用作 locale 的语言名称，展示在 选择语言菜单 内。
    */
   selectLanguageName?: string
 
   /**
-   * Page meta - edit link config
    *
-   * Whether to show "Edit this page" or not
+   *
+   * 是否显示 "编辑此页"
    */
   editLink?: boolean
 
   /**
-   * Page meta - edit link config
+   * "编辑此页" 的文本
    *
-   * The text to replace the default "Edit this page"
+   * @default "Edit this page"
    */
   editLinkText?: string
 
   /**
-   * Page meta - edit link config
-   *
-   * Pattern of edit link
+   * "编辑此页" 的链接匹配模式
    *
    * @example ':repo/edit/:branch/:path'
    */
   editLinkPattern?: string
   /**
-   * Page meta - edit link config
-   *
-   * Use `repo` config by default
-   *
-   * Set this config if your docs is placed in a different repo
+   * 文档仓库配置, 用于生成 Edit this page 链接
    */
   docsRepo?: string
 
   /**
-   * Page meta - edit link config
-   *
-   * Set this config if the branch of your docs is not 'main'
+   * 文档仓库分支配置，用于生成 `Edit this page` 链接。
    */
   docsBranch?: string
 
   /**
-   * Page meta - edit link config
-   *
-   * Set this config if your docs is placed in sub dir of your `docsRepo`
+   * 文档仓库目录配置，用于生成 `Edit this page` 链接。
    */
   docsDir?: string
   /**
-   * Page meta - last updated config
+   * 最后更新时间
    *
-   * Whether to show "Last Updated" or not
+   * @default { text: 'Last Updated', formatOptions: { dateStyle: 'short', timeStyle: 'short' } }
    */
   lastUpdated?: false | LastUpdatedOptions
 
   /**
-   * @deprecated Use `lastUpdated.text` instead.
+   * @deprecated 使用 `lastUpdated.text` 代替.
    *
-   * Set custom last updated text.
+   * "最后更新时间" 的文本
    *
    * @default 'Last updated'
    */
   lastUpdatedText?: string
 
   /**
-   * Page meta - contributors config
-   *
-   * Whether to show "Contributors" or not
+   * 是否显示贡献者
    */
   contributors?: boolean
   /**
-   * Page meta - contributors config
-   *
-   * The text to replace the default "Contributors"
+   * 贡献者的文本
    */
   contributorsText?: string
 
-  // backToHome?: string
-
   /**
-   * sidebar menu label
+   * 移动设备下的导航栏中 菜单选项的文字。
+   *
+   * @default 'Menu'
    */
   sidebarMenuLabel?: string
 
   /**
-   * return to top label
+   * 移动设备下的导航栏中返回顶部的文字。
+   *
+   * @default 'return to top'
    */
   returnToTopLabel?: string
 
@@ -193,15 +198,30 @@ export interface PlumeThemeLocaleData extends LocaleData {
    */
   outlineLabel?: string
 
+  /**
+   * 上一页的文本
+   *
+   * @default 'Previous Page'
+   */
   prevPageLabel?: string
 
+  /**
+   * 下一页的文本
+   *
+   * @default 'Next Page'
+   */
   nextPageLabel?: string
 
   /**
    * 是否显示外部链接图标
+   *
+   * @default true
    */
   externalLinkIcon?: string
 
+  /**
+   * 页脚配置。
+   */
   footer?:
     | false
     | {
@@ -210,7 +230,7 @@ export interface PlumeThemeLocaleData extends LocaleData {
     }
 
   /**
-   * 404 page options
+   * 404 页面配置
    */
   notFound?: {
     code?: string | number