Here are a few description options for the WordPress post_tag “用途” in Traditional Chinese, catering to different levels of detail and SEO considerations:

**Option 1: Concise & Simple (Good for tagging)**

* **Description:** 文章所描述事物的用途、功能或目的。
* **Translation:** The uses, functions, or purposes of the subject matter described in the article.

**Option 2: More Detailed & Keyword Rich (Good for SEO)**

* **Description:** 標記文章中分享的資訊之用途、功能、應用範疇，以及如何使用。包括產品的使用方法，工具的用途，或是概念的實際應用。
* **Translation:** Marks the uses, functions, application areas, and how to use the information shared in the articles. This includes product usage methods, the purposes of tools, or the practical applications of concepts.

**Option 3: Focus on the User (Good for Clarity)**

* **Description:** 這個標籤幫助你快速找到文章中描述的物品、服務或資訊，它們能為你做什麼，以及它們的使用方法。 了解它們的用途，讓你的生活更便利。
* **Translation:** This tag helps you quickly find the items, services, or information described in the articles, what they can do for you, and how to use them. Understand their uses and make your life easier.

**Option 4: Formal & Technical (If your content is highly technical)**

* **Description:** 針對文章內容中物件、系統、流程或策略的應用目的、功能性與實際操作方式進行分類的標籤。
* **Translation:** A tag used to categorize the application purpose, functionality, and practical operational methods of objects, systems, processes, or strategies within the article content.

**Key Considerations When Choosing:**

* **Your Content:** Choose the description that best fits the content of your blog. If you’re writing about products, Option 2 might be better. If you’re writing more general articles, Option 1 or 3 could be more appropriate.
* **Your Audience:** Consider your audience’s level of technical knowledge. If they are beginners, use simpler language.
* **SEO:** Include relevant keywords like “用途” (use), “功能” (function), “應用” (application), and “使用方法” (how to use) to improve your tag’s visibility in search results.

**How to Use in WordPress:**

1. **Go to your WordPress Dashboard.**
2. **Navigate to “Posts” > “Tags”.**
3. **Find the tag called “用途”.**
4. **Click “Edit” to edit the tag information.**
5. **In the “Description” field, paste the chosen description.**
6. **Click “Update”.**