Here are a few options for a WordPress post tag description for “商用授權” (Commercial Licensing) in Traditional Chinese, ranging in detail and emphasis:

**Option 1: Short & Sweet**

* **Description:** 了解商用授權的相關資訊，包括使用條款、費用等。 (Learn about commercial licensing, including terms, fees, and more.)

**Option 2: More Informative**

* **Description:** 關於商業用途的授權，涵蓋圖片、影片、音樂或其他內容的使用權限。 了解如何取得合法授權，以及不同授權類型的比較。 (Information about commercial licensing for use of images, videos, music, or other content. Learn how to obtain legal licenses and compare different licensing types.)

**Option 3: Emphasizing Importance**

* **Description:** 商用授權的重要性不容忽視！ 這裡提供關於商業用途授權的資訊，幫助您避免侵權風險，合法使用素材，並瞭解不同授權模式的區別。 (The importance of commercial licensing cannot be ignored! Here’s information about commercial licenses to help you avoid infringement risks, use materials legally, and understand the differences between various licensing models.)

**Option 4: Addressing a Specific Audience (e.g., Blog for Creators)**

* **Description:** 給創作者和企業主的商用授權指南。 了解如何為您的作品授權，或是在使用素材時，如何取得合法授權，保護您的權益，避免法律風險。 (A guide to commercial licensing for creators and business owners. Learn how to license your own work, or how to obtain legal licenses when using materials, protect your rights, and avoid legal risks.)

**Key Considerations when Choosing:**

* **Target Audience:** Who is reading your blog? Tailor the description to their level of knowledge and needs.
* **Content of Your Blog:** Does your blog predominantly focus on the creator side (licensing their own work) or on the user side (obtaining licenses)?
* **Word Count Limit:** WordPress might have a limit on description length.
* **Keywords:** For better SEO, you could include additional relevant keywords if appropriate within the description. (e.g., “圖片授權,” “影片授權,” “音樂版權,” etc.)

Choose the description that best fits the context of your blog. You might also want to consider including a call to action (e.g., “閱讀更多關於…”). Good luck!