Here are a few options for the description of a WordPress post_tag “商業用途” in Traditional Chinese, ranging in specificity:

**Option 1: Simple and Direct**

* **Description:** 指涉用於商業目的的使用方式或內容。
* **(Translation):** Refers to uses or content for commercial purposes.

**Option 2: More Specific and Helpful**

* **Description:** 標示與商業活動、產品銷售、市場推廣等相關的內容。涵蓋營利性質的使用，如廣告、商業授權等。
* **(Translation):** Indicates content related to commercial activities, product sales, and marketing. Covers commercial uses such as advertising, and commercial licensing.

**Option 3: Emphasizing Scope**

* **Description:** 泛指任何為營利或與商業相關的目的而使用的文字、圖像、視頻或其他內容。包含市場推廣、銷售、品牌宣傳及其他商業行為。
* **(Translation):** Refers to any text, images, videos, or other content used for profit or commercial purposes. Includes marketing, sales, brand promotion, and other commercial activities.

**Option 4: Short and Sweet**

* **Description:** 商業用途的相關內容，包括產品、服務、推廣等。
* **(Translation):** Relevant content for commercial purposes, including products, services, promotion, etc.

**Which option to choose:**

* **Option 1:** Suitable if you need a simple, general tag description.
* **Option 2:** Recommended if you want to give your users a clearer context on what is tagged with “商業用途.”
* **Option 3:** Best if you want to cover a broader range of commercial activities.
* **Option 4:** For a concise and easily understandable description.

**How to use it in WordPress:**

1. **Go to your post’s “Tags” section.** (Usually on the right-hand side of the post editor.)
2. **Enter “商業用途” (without quotes) in the “Add New Tag” field.**
3. **(Important) If you’re creating the tag in the Tag settings, use the “Description” field provided by your WordPress installation to add the chosen description above.**
4. **Click “Add” or “Add Tag” to save the tag and its description.**

Choose the option that best suits your needs and the overall style of your website. Good luck!