Here are a few options for a WordPress `post_tag` description for the title “移民問題” (Yí mín wèn tí – Immigration Issues) in Traditional Chinese, ranging in terms of formality and specificity:

**Option 1: General & Concise**

* **Description:** 探討全球各地與台灣相關的移民議題、政策與影響。 (Tàn tǎo quán qiú gè dì yǔ Tái wān xiāng guān de yí mín yì tí, zhèng cè yǔ yǐng xiǎng.)
* **Translation:** Examining immigration issues, policies, and their impact globally and in relation to Taiwan.
* **Suitable for:** General blog posts discussing various aspects of immigration.

**Option 2: Slightly More Detailed**

* **Description:** 深入分析移民潮、政策變化、融入挑戰以及對社會造成的各種影響，涵蓋不同國家的經驗。 (Shēn rù fēn xī yí mín cháo, zhèng cè biàn huà, róng rù tiǎo zhàn yǐ jí duì shè huì zào chéng de gè zhǒng yǐng xiǎng, hán gài bù tóng guó jiā de jīng yàn.)
* **Translation:** In-depth analysis of migration flows, policy changes, integration challenges, and the various impacts on society, covering experiences from different countries.
* **Suitable for:** Blog posts that intend to be more analytical and delve into specific challenges and impacts.

**Option 3: Focused on Solutions and Perspective (if your blog has this focus)**

* **Description:** 關注移民問題，探討解決方案與多元觀點，促進理解與包容，創造更友善的社會氛圍。 (Guān zhù yí mín wèn tí, tàn tǎo jiě jué fāng àn yǔ duō yuán guān diǎn, cù jìn lǐ jiě yǔ bāo róng, chuàng zào gèng yǒu shàn de shè huì fēn wéi.)
* **Translation:** Focusing on immigration issues, exploring solutions and diverse viewpoints to promote understanding and tolerance, creating a more friendly social atmosphere.
* **Suitable for:** Blogs that are interested in providing a more empathetic perspective or proposing solutions for immigration issues.

**Option 4: Simple and Direct**

* **Description:** 關於移民議題的最新資訊、分析與討論。 (Guān yú yí mín yì tí de zuì xīn zī xùn, fēn xī yǔ tǎo lùn.)
* **Translation:** The latest information, analysis, and discussion about immigration issues.
* **Suitable for:** Short blog posts without complicated topics

**Key considerations when choosing:**

* **Target Audience:** Who are you writing for? (General public, specialists, etc.)
* **Blog’s Purpose:** What is the overall theme and goal of your blog?
* **Content Type:** What kind of content will be tagged with this tag? (News articles, opinion pieces, data analyses, etc.)
* **SEO:** Consider keywords that people might search for (e.g, 台湾 移民, 海外 移民, 难民 问题 etc.)

Choose the description that best suits your blog’s content and goals. Good luck!