Here are a few options for the description of a WordPress post tag “室內貓咪” (Indoor Cats) in Traditional Chinese, depending on the nuance you want to convey:

**Option 1 (Simple and straightforward):**

* **正體中文：** 關於室內貓咪的文章和資訊，包括照顧、玩耍、健康等。 (About articles and information about indoor cats, including care, play, and health.)

**Option 2 (Focus on benefits and aspects of indoor cat life):**

* **正體中文：** 了解更多關於室內貓咪的生活方式，從飲食、環境、玩具、到如何保持牠們的健康和快樂。 (Learn more about the lifestyle of indoor cats, from diet, environment, toys, to how to keep them healthy and happy.)

**Option 3 (Targeting cat owners):**

* **正體中文：** 專為貓奴們設計的室內貓咪資訊，提供實用的飼養技巧、貓咪行為分析、以及如何營造舒適安全的居家環境。 (Indoor cat information designed specifically for cat owners, providing practical care tips, cat behavior analysis, and how to create a comfortable and safe home environment.)

**Option 4 (Emphasizing the specific term):**

* **正體中文：** 探索所有關於「室內貓咪」的世界，包括品種、性格、飼養技巧，以及如何在室內環境中給予貓咪最好的照顧。 (Explore the world of “indoor cats,” including breeds, personalities, feeding techniques, and how to give cats the best care in an indoor environment.)

**Option 5 (Concise and SEO-friendly):**

* **正體中文：** 各種室內貓咪的飼養文章，健康、娛樂、居家環境等。 (Various articles about indoor cat care: health, entertainment, home environment, etc.)

**Key Considerations When Choosing:**

* **Target Audience:** Who are you trying to reach? Choose a description that speaks directly to them.
* **Content of Posts:** The description should accurately reflect the types of posts you’ll be tagging with “室內貓咪.”
* **SEO:** Consider including relevant keywords (e.g., 健康, 飼養, 玩具) to improve search engine optimization.
* **Brevity:** WordPress often truncates tag descriptions, so keep it relatively concise.

I recommend going with option 2, 3 or 5 as they are more helpful in describing the topic for both the visitors and search engines. You can adjust them slightly based on your specific content.