Here are a few options for a WordPress post tag description for “HIV” in Traditional Chinese (愛滋病 / 愛滋病毒), catering to different levels of formality and informational needs:

**Option 1: Concise and Direct**

* **Title (Post Tag):** HIV
* **Description:** 愛滋病 (ài zī bìng) / 愛滋病毒 (ài zī bìngdú) – 關於人類免疫缺陷病毒及其影響的資訊。 (AIDS / HIV – Information about the Human Immunodeficiency Virus and its effects.)

* **Explanation:** This option is clean and professional. It provides the Mandarin translation and the English translation from the title.

**Option 2: More Informative**

* **Title (Post Tag):** HIV
* **Description:** 愛滋病 (ài zī bìng) / 愛滋病毒 (ài zī bìngdú) – 探索愛滋病 (AIDS) 的方方面面，包括什麼是 HIV，傳播方式，預防方法，以及治療方案等。 (AIDS / HIV – Explore all aspects of AIDS, including what HIV is, how it is transmitted, prevention methods, and treatment options.)

* **Explanation:** This description explains that the category offers detailed information and topics covered about HIV/AIDS.

**Option 3: Focusing on Community (If applicable)**

* **Title (Post Tag):** HIV
* **Description:** 愛滋病 (ài zī bìng) / 愛滋病毒 (ài zī bìngdú) – 探索與愛滋病相關的健康、支援和資源，以及有關預防、護理和社區方面。 (AIDS / HIV – Exploring health, support, and resources related to AIDS, as well as information on prevention, care, and community.)

* **Explanation:** This option is appropriate if your website focuses on community support or resources related to HIV/AIDS. It uses the Chinese name and relates the content to community aspects.

**Key Considerations:**

* **Target Audience:** Consider your intended reader. Are they medical professionals, the general public, or a specific community? Tailor the tone and language accordingly.
* **Website’s Purpose:** The purpose of your website will influence the appropriate level of detail and focus.
* **SEO:** While not as critical for tags as for posts, the descriptions can still help with SEO. Consider keywords people might search for, such as “AIDS symptoms” (愛滋病症狀 / ài zī bìng zhèngzhuàng), prevention methods, etc. You could include this in the description if relevant.

**How to add the description in WordPress:**

1. **Go to Posts > Tags** within your WordPress admin dashboard.
2. **Find the “HIV” tag** you created (or create a new tag).
3. **Click “Edit”** on the tag.
4. **Locate the “Description” field** and paste one of the descriptions above into it.
5. **Click “Update”** to save the changes.

Choose the option that best suits your needs and the nature of your website. Make sure to use clear, accessible language.