Here are a few options for the WordPress post_tag description, in Traditional Chinese, depending on the tone and focus you want:

**Option 1: Concise and Informative**

> 類風濕關節炎的相關資訊，包括症狀、診斷、治療方法以及患者支援。 (Provides information about Rheumatoid Arthritis, including symptoms, diagnosis, treatment, and patient support.)

**Option 2: Focusing on a broader scope**

> 探索關於類風濕關節炎的一切。深入了解這種慢性疾病的病因、生活影響以及如何有效管理。 (Explore everything about Rheumatoid Arthritis. Delve into the causes, impact on life, and how to manage it effectively.)

**Option 3: Encouraging engagement**

> 了解類風濕關節炎，為您提供最新的資訊和資源。分享您的經驗，互相支持，共度難關。 (Learn about Rheumatoid Arthritis, providing you with the latest information and resources. Share your experiences to support each other and overcome challenges.)

**Option 4: Emphasizing support**

> 類風濕關節炎相關資訊、患者分享、支援團體資源，幫助您更好地應對這種慢性疾病。 (Information about Rheumatoid Arthritis, patient sharing, support group resources, helping you to better deal with this chronic disease.)

**Explanation of why these work:**

* **Clear and relevant:** They directly connect to the tag’s title (“類風濕關節炎”) and its potential content.
* **Informative:** They provide a brief overview of what kind of information might be found under this tag.
* **Well-written Traditional Chinese:** They are grammatically correct and use appropriate vocabulary.
* **Flexible:** They can be easily adapted to the specific content on your website.
* Focus on the patient (where appropriate).

**How to use it in WordPress:**

1. **Go to your WordPress admin dashboard.**
2. **Navigate to Posts > Tags.**
3. **Find the tag “類風濕關節炎” (rheumatoid arthritis).**
4. **Click “Edit” (or “Quick Edit”) next to that tag.**
5. **Look for the “Description” field (or “Tag Description”).** This is where you’ll paste one of the descriptions above.
6. **Click “Update”.**

Choose the option that best suits the tone and content strategy of your website. Good luck!