Here are a few options for your WordPress post_tag description, catering to different potential uses and audiences. Choose the one that best suits your needs:

**Option 1: Simple & Informative (For General Use)**

> **Description:** 標記與國家、公民身分、國別相關的文章。 *This tag identifies posts related to nationality, citizenship, and countries.*

* **Rationale:** Straightforward, quickly explains the tag’s purpose. The English translation is provided for international audiences or administrators who don’t read Chinese.

**Option 2: Addressing Specific Aspects of Nationality (For More Detail):**

> **Description:** 涵蓋探討個人國籍、法律定義、國籍取得方式、歸化、國族認同、公民權利與義務等主題的文章。 *This tag encompasses articles discussing personal nationality, legal definitions, methods of obtaining citizenship, naturalization, national identity, and the rights and obligations of citizens.*

* **Rationale:** This version clarifies the breadth of topics covered by the tag, making it suitable for a blog that delves into nuanced discussions about nationality.

**Option 3: Addressing Potential Cultural Aspects (If Relevant):**

> **Description:** 標記涉及國家、身分認同、文化、社會、歷史背景的文章，以及與不同國家人民相關的議題。 *This tag marks posts involving countries, identity, culture, social, and historical contexts, and issues related to people from different nations.*

* **Rationale:** This version is more broad but covers the possible cultural or social impact, suitable for a blog focusing on culture, global issues, or social commentary.

**Option 4: Concise for internal purposes (For Website Admins)**

> **Description:** 國家, 公民身分, 國籍.*(Nationality, citizenship)*

* **Rationale:** For someone who handles the website internally. It is shorter and easier for internal searches.

**How to use the Description in your WordPress post Tag:**

1. **Go to your WordPress Admin Dashboard.**
2. **Navigate to “Posts” -> “Tags” (or “Categories” if you’re applying it to a category).**
3. **Either create a new tag (or category) by filling in the name “國籍”.** OR **Edit the tag if you have it already.**
4. **Find the “Description” field.**
5. **Paste your chosen option into the “Description” field.**
6. **Click “Update” (or “Add New Tag/Category”).**

Remember to select the description that best reflects the content of your blog and helps your users find relevant information. Also, consider adding the tag slug which is a very unique thing on your website to optimize your website search engine.