diff --git a/frontend/app/flashcards/page.tsx b/frontend/app/flashcards/page.tsx
index 2f4fcf7..b257c2b 100644
--- a/frontend/app/flashcards/page.tsx
+++ b/frontend/app/flashcards/page.tsx
@@ -25,12 +25,10 @@ function FlashcardsContent() {
 
   // 例句圖片邏輯
   const getExampleImage = (word: string): string | null => {
+    // 只列出真正有例句圖片的詞彙
     const imageMap: {[key: string]: string} = {
-      'brought': '/images/examples/bring_up.png',
-      'instincts': '/images/examples/instinct.png',
-      'warrants': '/images/examples/warrant.png',
       'evidence': '/images/examples/bring_up.png',
-      'recovering': '/images/examples/instinct.png'
+      // warrants 和 recovering 暫時移除，將顯示新增按鈕
     }
 
     // 只返回已確認存在的圖片，沒有則返回 null