diff --git a/app/services/document_processor.py b/app/services/document_processor.py
index ddace95..92239d5 100644
--- a/app/services/document_processor.py
+++ b/app/services/document_processor.py
@@ -649,6 +649,43 @@ def _insert_docx_translations(doc: docx.Document, segs: List[Segment],
                     log(f"[ERROR] 段落處理失敗: {e}, 跳過此段落")
                     continue
 
+        elif seg.kind == "table_cell":
+            # 處理表格儲存格翻譯插入
+            cell = seg.ref  # cell 是 _Cell 對象
+            
+            # 檢查儲存格是否已有翻譯
+            existing_translations = []
+            cell_paragraphs = list(cell.paragraphs)
+            
+            # 檢查儲存格末尾是否已有翻譯
+            translation_start_index = len(cell_paragraphs)
+            for i in range(len(cell_paragraphs) - 1, -1, -1):
+                if _is_our_insert_block(cell_paragraphs[i]):
+                    existing_translations.insert(0, _p_text_with_breaks(cell_paragraphs[i]))
+                    translation_start_index = i
+                else:
+                    break
+            
+            # 檢查是否所有翻譯都已存在且相同
+            if len(existing_translations) >= len(translations):
+                if all(_normalize_text(e) == _normalize_text(t) for e, t in zip(existing_translations[:len(translations)], translations)):
+                    skip_cnt += 1
+                    log(f"[SKIP] 表格儲存格已存在翻譯: {seg.text[:30]}...")
+                    continue
+            
+            # 移除舊的翻譯段落（如果有的話）
+            for i in range(len(cell_paragraphs) - 1, translation_start_index - 1, -1):
+                if _is_our_insert_block(cell_paragraphs[i]):
+                    cell._element.remove(cell_paragraphs[i]._element)
+            
+            # 添加新的翻譯到儲存格
+            for t in translations:
+                new_p = cell.add_paragraph()
+                _add_formatted_run(new_p, t, italic=True, font_size_pt=INSERT_FONT_SIZE_PT)
+            
+            ok_cnt += 1
+            log(f"[SUCCESS] 表格儲存格插入 {len(translations)} 個翻譯")
+
         elif seg.kind == "txbx":
             tx = seg.ref
             # Check if textbox already has our translations at the end