Here are a few options for the description of the WordPress post tag “線上教學” (Online Teaching) in Traditional Chinese, catering to different purposes:

**Option 1: Concise and Functional (Best for general use)**

> 分享關於線上教學的資源、技巧、工具和經驗。讓你輕鬆掌握遠距教學的訣竅。 (Sharing resources, techniques, tools, and experiences about online teaching. Helping you easily master the secrets of remote learning.)

**Option 2: Emphasizing Benefits and Target Audience**

> 想在家也能有效教學？這裡提供線上教學的最新趨勢、實用方法和優質平台，幫助老師、講師和培訓師打造互動豐富的學習體驗。 (Want to teach effectively from home? Here we provide the latest trends, practical methods, and excellent platforms for online teaching, helping teachers, instructors, and trainers create a rich and interactive learning experience.)

**Option 3: Focusing on Variety and Content Type**

> 收集各種關於線上教學的文章、教學影片、課程設計、軟體評測、案例分析等內容。為你打造完整的線上教學資訊庫。 (Gathering articles, teaching videos, course designs, software reviews, case studies, and other content about online teaching. Building a complete information database for your online teaching needs.)

**Option 4: Slightly more promotional, if appropriate for your site**

> 探索線上教學的無限可能！透過本標籤，你可以找到最新的線上教學策略、實用的工具推薦與成功的案例分享，讓教學不受時空限制，創造更優質的學習體驗。(Explore the endless possibilities of online teaching! Through this tag, you can find the latest online teaching strategies, practical tool recommendations, and successful case sharing, making teaching unrestricted by time and space and creating a higher-quality learning experience.)

**Which one is best depends on:**

* **Your website’s style:** Is it formal, informal, educational, or more promotional?
* **Your target audience:** Who are you trying to reach?
* **The type of content you’ll be tagging:** Will it be blog posts, videos, tutorials, etc.?
* **Your website’s overall SEO strategy:** Consider relevant keywords beyond the tag title itself.

**Recommendations:**

* **Option 1 or 2** are generally the most useful for most users.
* If your site leans towards being promotional, **Option 4** might be good.
* If you have a more academic/detailed approach, **Option 3** fits well.

**Remember to:**

* **Keep it concise.** Descriptions should be short and to the point.
* **Use relevant keywords.** Consider terms like “remote learning,” “online course,” “virtual classroom,” “digital education,” etc. (You can include these in the description even if they aren’t explicitly in the tag title)
* **Use proper grammar and punctuation.**
* **Proofread carefully.**

You can edit the provided descriptions to best suit your needs and tone!