Here are a few options for a description of the WordPress post tag “圖像處理” (Image Processing) in Traditional Chinese, ranging in their focus and detail:

**Option 1: Concise & Broad**

> 圖像處理 (Image Processing): 有關數位影像的處理、分析、修改等相關內容。

> *Translation:* Image Processing: Content related to the processing, analysis, and modification of digital images.

**Option 2: Slightly More Detailed**

> 圖像處理 (Image Processing): 分享影像處理的技術、工具和資源，包括照片編輯、影像分析、電腦視覺等領域的知識分享。

> *Translation:* Image Processing: Sharing techniques, tools, and resources for image processing, including knowledge sharing in areas like photo editing, image analysis, and computer vision.

**Option 3: Emphasis on Practical Application**

> 圖像處理 (Image Processing): 提供關於如何利用圖像處理技術改善照片、進行影像分析，或是開發新的應用程式的相關文章。

> *Translation:* Image Processing: Providing articles on how to use image processing techniques to improve photos, perform image analysis, or develop new applications.

**Option 4: Technical Focus**

> 圖像處理 (Image Processing): 探索與數位影像處理相關的演算法、技術和最佳實踐，包括濾波、色彩修正、物件偵測等。

> *Translation:* Image Processing: Exploring algorithms, techniques, and best practices related to digital image processing, including filtering, color correction, and object detection.

**Option 5: Simple & Beginner-Friendly**

> 圖像處理 (Image Processing): 了解如何編輯和改善您的照片，以及圖像處理的基本概念。

> *Translation:* Image Processing: Learn how to edit and improve your photos, and the basic concepts of image processing.

**Which one to choose depends on your blog’s focus and target audience. Consider:**

* **Your Blog’s Niche:** Are you generally technical, creative, or a mix?
* **Target Audience:** Are they beginners, experts, or somewhere in between?
* **Purpose of the Tag:** What kind of content will you be tagging with this?

For most uses, **Option 2** or **Option 3** are good starting points, providing a solid overview and hinting at the scope of the content. You can adjust the wording to best fit your specific needs. Remember to use relevant Chinese characters and phrases to communicate your chosen tone and audience.