Here are a few description options for a WordPress post_tag with the title “軟體” (Software) in Traditional Chinese, ranging from concise to more informative:

**Option 1: Concise & General**

* **Description:** 程式、應用程式、數位產品的集合。 (A collection of programs, applications, and digital products.)

**Option 2: Focus on Functionality**

* **Description:** 涵蓋各種功能的電腦程式與應用程式，用於執行特定任務、解決問題或提供服務。 (Encompasses computer programs and applications with various functions, used to perform specific tasks, solve problems, or provide services.)

**Option 3: Emphasizing Digital Realm**

* **Description:** 數位世界中的指令、程式碼與系統，包括作業系統、應用程式、工具等。 (Instructions, code, and systems within the digital world, including operating systems, applications, tools, etc.)

**Option 4: More Detail & SEO-friendly (This version includes keywords)**

* **Description:** 軟體 (Software) 涵蓋各式各樣的電腦程式，包括作業系統、應用程式、遊戲、工具等。 探索最新軟體開發、應用程式設計、軟體更新與教學。 查找最佳軟體選擇，優化您的數位體驗。 (Software encompasses all kinds of computer programs, including operating systems, applications, games, tools, etc. Explore the latest software development, application design, software updates and tutorials. Find the best software choices and optimize your digital experience.)

**Key Considerations:**

* **Clarity:** The description should clearly explain what the tag represents.
* **Keywords:** Use words that people might search for related to the “Software” tag.
* **Context:** Consider the overall theme of your website. Tailor the description to match the content you’re posting.
* **Conciseness:** Keep it relatively short and to the point.
* **SEO:** (Option 4) Use keywords like “程式” (programs), “應用程式” (applications), “開發” (development), and “更新” (updates) to improve search engine optimization.

Choose the description that best suits your needs and the specific content you’re tagging. You can typically enter this description in the “Description” field when editing the tag within your WordPress admin panel. Make sure to use Traditional Chinese characters.