Here are a few description options for the WordPress post tag “發育” in Traditional Chinese, catering to different levels of formality and SEO needs:

**Option 1 (Concise & SEO Focused):**

> Keywords: 發育, growth, development, Chinese, Traditional Chinese. This tag covers topics related to physical and mental development, in Traditional Chinese.

* **Explanation:** This is the most concise option. It focuses on key terms, emphasizing the language, and uses relevant keywords to improve searchability.

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

> Topics tagged with “發育” (Fāyù) in Traditional Chinese. This encompasses discussions and resources related to growth and development across various areas, including child development, adolescent growth, and even the development of plants and animals.

* **Explanation:** This option explains the meaning (growth/development) and includes the Pinyin pronunciation, which can be helpful for some users. It also specifies the scope (various types of development) and aims for clarity.

**Option 3 (Emphasis on Specificity):**

> Articles categorized under “發育,” written in Traditional Chinese. This tag is intended for content about the process of growing and developing, whether it be physical maturation, intellectual progress, or personal growth. Topics may include nutrition, education, and psychological well-being, with a focus on the Traditional Chinese language context.

* **Explanation:** This option provides a more context-rich view. It elaborates on the types of content to expect, hinting at the target audience; It highlights the inclusion and emphasis on the use of the Traditional Chinese script.

**Option 4 (For a broader audience with links)**

> Explore posts tagged with “發育” (Fāyù), meaning “growth and development” in Traditional Chinese. This tag is your gateway to understanding the processes of growth—from physical development to personal and intellectual pursuits—within the context of the Chinese language and experience. Discover related resources through these [links](link_to_child_development_website), [links](link_to_education_website) and [links](link_to_health_website).

* **Explanation:** Useful if you have related links on child development, education, and health.

**How to Choose the Best Description:**

* **Audience:** Consider your target audience. Are they native speakers looking for in-depth content, or a broader audience interested in learning about the topic?
* **Content:** Ensure the description aligns with the content you’re tagging.
* **SEO:** Incorporate relevant keywords.
* **Brevity vs. Detail:** Find the right balance between being concise and providing enough information.

For WordPress, the option 1 and 2 are generally good, but if you require a more detailed explanation, use option 3. Remember that you can adjust the description later if needed, so consider starting with a good keyword description, and then adjusting based on how people interact with your content.