Here are a few options for a post tag description for “15歲” (15 years old) in Traditional Chinese, catering to different contexts:

**Option 1: Straightforward and Informative**

* **Description:** 15歲的相關文章集合，包含青少年成長、學習、生活、以及相關議題。
* **(Translation):** A collection of articles related to 15 years old, including adolescent development, learning, life, and related topics.
* **(Best for):** A general blog covering a wide range of topics.

**Option 2: Focusing on Practical Implications**

* **Description:** 關於十五歲的提醒和建議，例如考試準備、人際關係、生涯規劃等實用資訊。
* **(Translation):** Reminders and advice for those aged fifteen, such as exam preparation, interpersonal relationships, and career planning information.
* **(Best for):** A blog focused on practical advice for teenagers or their parents.

**Option 3: Evoking Emotional resonance**

* **Description:** 伴隨著十五歲的心情，探索青春歲月中的喜怒哀樂與成長旅程。
* **(Translation):** Exploring the joys, sorrows, and the journey of growth that come with being fifteen, capturing the emotions of that age.
* **(Best for):** A blog that focuses on personal experiences, stories, or articles with an emotional touch.

**Option 4: Concise and Specific (if the blog has a clear niche)**

* **Description:** 15歲學生的學習資源和技巧分享。 (If the blog’s about education)
* **(Translation):** Sharing learning resources and tips for 15-year-old students.

**Option 5: If the blog is targeted towards Parents/Guardians:**

* **Description:** 為十五歲孩子提供的支持，解讀青春期變化，幫助了解他們的需求。
* **(Translation):** Support for fifteen-year-olds, understanding puberty changes, and helping understand their needs.

**How to choose the best option:**

1. **Understand your Blog’s Purpose:** What is the overall theme and target audience?
2. **Consider the Content:** What types of articles will be tagged with “15歲”?
3. **Keywords:** If SEO is important to you; ensure that the description contains relevant keywords to further optimize your blog’s visibility.

**How to add the description in WordPress:**
1. **Go to:** Posts > Tags
2. **Locate the “15歲” tag**
3. **Edit the Tag:** You’ll find a description box (usually below Tag Name or Slug) to insert the language.
4. **Save the changes**.

I recommend choosing the description that best matches the focus and spirit of your WordPress blog! Good luck!