Here are a few options for a description for the WordPress post tag “外觀” (Appearance) in Traditional Chinese, ranging in length and style:

**Option 1 (Concise & Standard):**

> 描述文章內容與視覺呈現相關的主題。 (Describes topics related to the content and visual presentation of the articles.)

**Option 2 (Slightly More Detail):**

> 這個標籤用於標記與文章的視覺設計、外型、風格及呈現方式相關的內容。 (This tag is used to mark content related to the visual design, appearance, style, and presentation of the articles.)

**Option 3 (Focus on Aesthetics):**

> 探索文章中的視覺元素、美學設計、外觀細節，以及整體呈現的風格。 (Explores the visual elements, aesthetic design, appearance details, and overall presentation style of the articles.)

**Option 4 (Informal & User-Friendly):**

> 關於文章看起來如何的主題！ 包括設計、圖片、排版等等。 (About the topic of how the article looks! Including design, images, layout, and more.)

**Option 5 (Emphasis on the Senses):**

> 專注於文章的視覺體驗，探討外觀、色彩、形式，以及如何透過視覺傳達訊息。 (Focuses on the visual experience of the articles, exploring the appearance, colors, forms, and how messages are conveyed visually.)

**Which one should you use?**

* Choose the description that best reflects the content tagged with “外觀” on your website.
* Consider your target audience and use language they will understand.
* For a more general tag, Option 1 or 2 are good starting points.
* For a more aesthetic-focused site or content, Option 3 or 5 might be better.
* Option 4 is a good default if your audience may be less technically inclined.

Remember to insert the description into the “Description” field of the post tag “外觀” in your WordPress admin panel. Good luck!