diff --git a/.env.example b/.env.example
deleted file mode 100644
index da04a0b..0000000
--- a/.env.example
+++ /dev/null
@@ -1,46 +0,0 @@
-# ==============================================
-# DramaLing 環境變數配置範本
-# 前後端分離架構 (Next.js + .NET Core)
-# ==============================================
-
-# ================
-# 前端配置 (Next.js)
-# ================
-
-# Supabase 前端配置 (認證用)
-NEXT_PUBLIC_SUPABASE_URL=your_supabase_project_url
-NEXT_PUBLIC_SUPABASE_ANON_KEY=your_supabase_anon_key
-
-# API 服務配置
-NEXT_PUBLIC_API_URL=http://localhost:5000
-NEXT_PUBLIC_API_URL_PROD=https://your-dotnet-api.com
-
-# 應用程式配置
-NEXT_PUBLIC_APP_URL=http://localhost:3001
-
-# ================
-# 後端配置 (.NET Core)
-# ================
-# 注意：以下配置應複製到 backend/DramaLing.Api/appsettings.Development.json
-
-# 資料庫連接
-# ConnectionStrings__DefaultConnection=Host=db.supabase.co;Database=postgres;Username=postgres;Password=your-password;Port=5432;SSL Mode=Require;
-
-# Supabase 後端配置
-# Supabase__Url=your_supabase_project_url
-# Supabase__ServiceRoleKey=your_supabase_service_role_key
-# Supabase__JwtSecret=your_supabase_jwt_secret
-
-# Google Gemini AI
-# AI__GeminiApiKey=your_gemini_api_key
-
-# ================
-# 部署配置
-# ================
-
-# 前端部署 (Vercel)
-# VERCEL_URL=your-vercel-deployment-url
-
-# 後端部署 (Azure/Railway)
-# AZURE_APP_URL=your-azure-app-url
-# RAILWAY_APP_URL=your-railway-app-url
\ No newline at end of file
diff --git a/backend/DramaLing.Api/Data/DramaLingDbContext.cs b/backend/DramaLing.Api/Data/DramaLingDbContext.cs
index de7bf38..5b17b46 100644
--- a/backend/DramaLing.Api/Data/DramaLingDbContext.cs
+++ b/backend/DramaLing.Api/Data/DramaLingDbContext.cs
@@ -74,6 +74,13 @@ public class DramaLingDbContext : DbContext
             .HasConversion(
                 v => System.Text.Json.JsonSerializer.Serialize(v, (System.Text.Json.JsonSerializerOptions)null),
                 v => System.Text.Json.JsonSerializer.Deserialize<Dictionary<string, object>>(v, (System.Text.Json.JsonSerializerOptions)null) ?? new Dictionary<string, object>());
+
+        // 新增個人化欄位映射
+        userEntity.Property(u => u.EnglishLevel).HasColumnName("english_level");
+        userEntity.Property(u => u.LevelUpdatedAt).HasColumnName("level_updated_at");
+        userEntity.Property(u => u.IsLevelVerified).HasColumnName("is_level_verified");
+        userEntity.Property(u => u.LevelNotes).HasColumnName("level_notes");
+
         userEntity.Property(u => u.CreatedAt).HasColumnName("created_at");
         userEntity.Property(u => u.UpdatedAt).HasColumnName("updated_at");
 
diff --git a/backend/DramaLing.Api/Services/GeminiService.cs b/backend/DramaLing.Api/Services/GeminiService.cs
index 1ce3041..25b926f 100644
--- a/backend/DramaLing.Api/Services/GeminiService.cs
+++ b/backend/DramaLing.Api/Services/GeminiService.cs
@@ -94,14 +94,14 @@ public class GeminiService : IGeminiService
 
 要求：
 1. 翻譯要自然流暢，符合中文語法
-2. **基於學習者程度({userLevel})，標記 {targetRange} 等級的詞彙為高價值**
+2. **基於學習者程度({userLevel})，標記 {targetRange} 等級的詞彙為重點學習**
 3. 如有語法錯誤請指出並修正
 4. 確保JSON格式正確
 
-高價值判定邏輯：
+重點學習判定邏輯：
 - 學習者程度: {userLevel}
-- 高價值範圍: {targetRange}
-- 太簡單的詞彙(≤{userLevel})不要標記為高價值
+- 重點學習範圍: {targetRange}
+- 太簡單的詞彙(≤{userLevel})不要標記為重點學習
 - 太難的詞彙謹慎標記
 - 重點關注適合學習者程度的詞彙
 ";
diff --git a/frontend/app/generate/page.tsx b/frontend/app/generate/page.tsx
index 7ee898a..335a30e 100644
--- a/frontend/app/generate/page.tsx
+++ b/frontend/app/generate/page.tsx
@@ -314,7 +314,7 @@ function GenerateContent() {
                     <div className="flex items-center justify-center gap-2">
                       <span>🎯 您的程度: {userLevel}</span>
                       <span className="text-gray-400">|</span>
-                      <span>💎 高價值範圍: {getTargetRange(userLevel)}</span>
+                      <span>📈 重點學習範圍: {getTargetRange(userLevel)}</span>
                       <Link
                         href="/settings"
                         className="text-blue-500 hover:text-blue-700 ml-2"
diff --git a/frontend/app/settings/page.tsx b/frontend/app/settings/page.tsx
index bc66516..4b06d6b 100644
--- a/frontend/app/settings/page.tsx
+++ b/frontend/app/settings/page.tsx
@@ -171,9 +171,9 @@ export default function SettingsPage() {
         </h3>
         <div className="grid md:grid-cols-2 gap-4">
           <div>
-            <h4 className="font-semibold text-blue-700 mb-2">高價值詞彙範圍</h4>
+            <h4 className="font-semibold text-blue-700 mb-2">重點學習範圍</h4>
             <p className="text-blue-600">
-              系統將重點標記 <span className="font-bold">{getHighValueRange(userLevel)}</span> 等級的詞彙
+              系統將為您標記 <span className="font-bold">{getHighValueRange(userLevel)}</span> 等級的重點學習詞彙
             </p>
           </div>
           <div>
diff --git a/frontend/components/ClickableTextV2.tsx b/frontend/components/ClickableTextV2.tsx
index 0f5cd9e..39f68b1 100644
--- a/frontend/components/ClickableTextV2.tsx
+++ b/frontend/components/ClickableTextV2.tsx
@@ -282,13 +282,13 @@ export function ClickableTextV2({
               </button>
             </div>
 
-            {/* 高價值標記 */}
+            {/* 重點學習標記 */}
             {getWordProperty(analysis[selectedWord], 'isHighValue') && (
               <div className="bg-green-50 border border-green-200 rounded-lg p-3">
                 <div className="flex items-center gap-2">
-                  <div className="text-green-600 text-lg">⭐</div>
+                  <div className="text-green-600 text-lg">🎯</div>
                   <div className="text-sm font-medium text-green-800">
-                    高價值詞彙（免費查詢）
+                    重點學習詞彙
                   </div>
                   <div className="text-xs bg-green-100 text-green-700 px-2 py-1 rounded-full">
                     學習價值：{getWordProperty(analysis[selectedWord], 'learningPriority') === 'high' ? '⭐⭐⭐⭐⭐' :