Here are a few options for the description of a WordPress post_tag with the title “國際比較” in Traditional Chinese, ranging in formality and focus:

**Option 1: Concise & General (Most Common)**

* **Description:** 關於不同國家和地區的比較分析，包含經濟、文化、社會等面向。 (About comparative analyses of different countries and regions, including aspects like economy, culture, and society.)

**Option 2: More Focused & Descriptive**

* **Description:** 深入研究國際間的差異與相似之處，涵蓋政治、生活方式、教育等多個議題的比較。 探讨不同國家之间的差距与相似之处, 涉及政治、生活方式和教育等多个议题的比较。(In-depth studies of the differences and similarities between countries, encompassing comparisons of topics like politics, lifestyle, and education.)

**Option 3: Action-Oriented (If the content is for analysis)**

* **Description:** 透過比較分析，協助讀者理解全球趨勢，並做出資訊更完善的决策。(Through comparative analysis, helping readers understand global trends and make more informed decisions.)

**Option 4: Emphasizing Cultural aspects**

* **Description:** 一览各国的文化特色，探索世界各地的生活方式，剖析不同文化间的对比与交流。(Explore the cultural characteristics of each country, discover lifestyles around the world, and analyze the contrasts and exchanges between different cultures.)

**Key considerations when choosing:**

* **Your Target Audience:** Who are you writing this for? Academics? General readers?
* **Content Scope:** What kind of articles do you expect to tag with this term? Economic? Cultural? Both?
* **SEO:** Consider including relevant keywords that people might search for (e.g., 比較, 國家, 研究 (research/study) 。

Generally, the first option is a great starting point, use the second or forth options if the content of the tag is more specific. Remember to use the description that best reflects the focus of the content linked to this tag!