Here are a few options for a WordPress post_tag description, in Traditional Chinese, with the title “學習補助 (Study Subsidy)”:

**Option 1: Concise & Direct**

> 為學生提供的學習資源與經濟支持。 (Providing educational resources and financial support to students.)

**Option 2: Slightly More Detailed**

> 關於學習補助的最新資訊、申請資格、金額及相關政策，幫助您了解如何獲得學習上的經濟援助。 (The latest information, eligibility requirements, amounts, and related policies for study subsidies, helping you understand how to obtain financial assistance for your studies.)

**Option 3: Focus on Keywords**

> 提供學習補助、獎學金、助學金、學費減免等相關資訊。 助您減輕經濟壓力，專注學業。 (Providing information on study subsidies, scholarships, grants, tuition fee waivers, etc. Helping you ease financial pressure and focus on your studies.)

**Option 4: Community-Focused**

> 關於學習補助的分享與討論，包含申請經驗、注意事項，以及最新的補助方案，讓您掌握最新的學習資源。 (Sharing and discussion about study subsidies, including application experiences, points to note, and the latest subsidy schemes, so you can stay informed about the latest learning resources.)

**How to choose the best option:**

* **Consider your target audience:** Are you targeting students, parents, or both?
* **Think about your website content:** What kind of information and resources do you usually provide related to study subsidies?
* **Keep it concise:** WordPress tag descriptions are often truncated in search results.
* **Incorporate relevant keywords:** This helps with search engine optimization (SEO). Consider adding words like “獎學金 (scholarship),” “助學金 (grant),” “學費減免 (tuition waiver),” or the names of specific programs in your description if relevant to the content tagged.

I recommend choosing Option 2 or Option 3, as they provide good context and keyword usage without being overly long. Good luck!