Here are a few description options for a WordPress post tag titled “共同所有權” (Joint Ownership) in Traditional Chinese, ranging in length and detail:

**Option 1 (Concise):**

> 與他人共同擁有的資產或權益。這包含了各種形式的共同擁有，如房屋、土地、公司股份等等。

* **Translation:** Assets or interests owned jointly with others. This includes various forms of joint ownership such as houses, land, company shares, etc.
* **Why it works:** Short, clear, and covers the breadth of the topic.

**Option 2 (Slightly More Descriptive):**

> 共同所有權是指由兩個人或多人共同擁有某種財產或權益。這是一種法律關係，賦予每個共同所有人對資產的一定權利和責任。了解共同所有權對於任何涉及共享財產的交易或協議至關重要。

* **Translation:** Joint ownership refers to the circumstance where two or more people jointly own a property or an interest. This is a legal relationship that grants each joint owner certain rights and responsibilities regarding the asset. Understanding joint ownership is crucial for any transaction or agreement involving shared property.
* **Why it works:** Explains the concept more thoroughly, touching on legal aspects and importance.

**Option 3 (Focus on Use in WordPress):**

> 共同所有權 (共同擁有) 相關文章的標籤。探索關於房屋、土地、投資、商業或其他形式的共同所有權的資訊。

* **Translation:** A tag for articles related to Joint Ownership (or co-ownership). Explore information about joint ownership of homes, land, investments, businesses, or other forms of assets.
* **Why it works:** Emphasizes the practical use of the tag within the WordPress environment, guiding the user to relevant content.

**Option 4 (More detailed, including potential subtopics):**

> 共同所有權涵蓋了多種情況，例如：夫妻共同擁有的房產、合夥企業中的股權、共同投資等等。此標籤下的文章可能探討：共同所有權的類型（例如：不可分割共同擁有權、聯名共同擁有權）、共同所有權的權利義務、如何處理共同所有權的糾紛、以及關於共同所有權的稅務影響和法律程序。

* **Translation:** Joint ownership covers a variety of situations, such as co-owned properties by married couples, shares in a partnership, joint investments, and more. Articles under this tag may explore: types of joint ownership (e.g., tenancy in common, joint tenancy), the rights and obligations of joint ownership, how to handle disputes related to joint ownership, and the tax implications and legal procedures related to joint ownership.
* **Why it works:** Provides a good overview, lists potential subtopics that would fall under the “共同所有權” umbrella, and emphasizes the areas of interest covered by articles on this topic.

**Recommendation:**

Choose the description that best suits your WordPress site’s tone and purpose. If you’re aiming for brevity and broad coverage, Option 1 is a good choice. If you want to provide more context to your users and you have the space, Option 2 or 4 are more detailed. Option 3 is a more tailored description, better oriented for the specific role as a WordPress tag.