Here are a few options for a WordPress post tag description for “自噬” (zìshì) in Traditional Chinese, depending on the desired tone and level of detail:

**Option 1 (Concise & General):**

> 探索自噬現象，瞭解細胞自我修復的過程。
> Exploring the phenomenon of autophagy, understanding the process of cellular self-repair.

**Explanation:** This is a brief and accessible introduction that uses plain language.

**Option 2 (Slightly more descriptive):**

> 深入了解自噬，探究細胞如何清除受損或無需的物質，維持健康與活力。
> Delving into autophagy, exploring how cells clear damaged or unnecessary substances, maintaining health and vitality.

**Explanation:** This expands slightly on the first option, emphasizing the removal of damaged material, which is a key function of autophagy.

**Option 3 (More scientific & detail-oriented):**

> 關注自噬 (Autophagy) 這一重要的細胞生物學機制，探討其在健康老化、疾病預防與治療中的作用。瞭解自噬過程，例如細胞自噬、溶酶體自噬等不同類型。
> Focusing on autophagy, an important cell biology mechanism, exploring its role in healthy aging, disease prevention, and treatment. Understanding the autophagy process, such as macroautophagy, lysosome autophagy, and other types.

**Explanation:** This is more technical and includes the English term “Autophagy.” It gives a more precise understanding of the topic for the more scientifically-minded. It also hints at different types of aotophagy.

**Option 4 (SEO Focused):**

> 關鍵詞：自噬, 細胞, 健康, 老化, 疾病, 治療。 瞭解自噬，探索細胞自我吞噬與回收的奧秘，有助於健康、長壽與疾病預防。
> Keywords: Autophagy, Cells, Health, Aging, Disease, Treatment. Learn about autophagy, explore the mysteries of cellular self-eating and recycling, which is beneficial for health, longevity, and disease prevention.

**Explanation:** This is designed to improve search engine optimization. It uses keywords directly related to the topic and focuses on benefits, attracting readers looking for health-related content. It is a good choice if you want your posts to rank higher in search results.

**How to Use in WordPress:**

1. **Go to your WordPress Admin Panel.**
2. **Navigate to Posts > Tags.**
3. **Find the “自噬” tag.**
4. **In the “Description” field,** paste the description you’ve chosen from above.
5. **Click “Update Tag”** to save the changes.

Choose the description that best matches the overall tone and focus of your website’s content. Good luck!