Here are a few options for a WordPress post_tag description in Traditional Chinese for the title “專業人士,” catering to different levels of detail:

**Option 1: Concise & Direct**

* **Description:** 涵蓋專業知識、技能與經驗的群體。 (Encompassing individuals with specialized knowledge, skills, and experience.)

**Option 2: Slightly More Descriptive**

* **Description:** 專精於特定领域，並透過訓練和實踐展現高水準能力的人士。 (Individuals specializing in a specific field and demonstrating high-level abilities through training and practice.)

**Option 3: Emphasizing Value**

* **Description:** 分享並探討專業知識，提供高品質服務，解決複雜問題的專家。 (Experts who share and discuss specialized knowledge, provide high-quality services, and solve complex problems.)

**Option 4: Focusing on the audience**

* **Description:** 針對專業人士的文章、議題，以及相關資源的標籤。 (A tag for articles, topics, and related resources for professionals.)

**Which one to choose depends on your specific needs:**

* If you need a brief, clear summary, **Option 1** is great.
* If you want a bit more explanation, **Option 2** is better.
* If you want to emphasize the expertise, go with **Option 3**.
* If you are managing a blog specifically geared towards them, **Option 4** is the most direct and effective.

Remember to select the **description that best fits the content you’re tagging** and the overall tone of your website. I recommend using a short description, as it appears in the WordPress admin interface.