Here are a few options for a WordPress post tag description, considering different tones and focuses, all using Traditional Chinese for the tag “無人機”:

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

> **簡介：** 無人機（Drone）的相關資訊，包含應用、技術、法規等。

> **Explanation:** This is a straightforward, informative description. It briefly defines “drone” as the subject, and lists the kinds of information the tag encompasses (applications, technology, regulations).

**Option 2 (Focus on Variety of Content):**

> **概覽：** 探索無人機的不同面向，從創新科技到攝影應用，再到法律規範，盡在此標籤下。

> **Explanation:** This option emphasizes the diversity of content related to drones. It uses words like “探索 (explore)” and “不同面向 (different facets)” to create a sense of discovery and variety. It also covers applications (photography), technology (innovation) and legal aspects.

**Option 3 (Emphasizing Growth & Development):**

> **關注：** 追蹤無人機產業的最新發展，包括技術突破、市場趨勢、以及對社會的影響。

> **Explanation:** This description focuses on the dynamic nature of the drone industry, using “關注 (follow)” and “最新發展 (latest developments).” It suggests content about technological advancements, market trends, and drones’ socio-economic impact.

**Option 4 (A Little More Detailed, with Keywords):**

> **關於：** 收集關於「無人機」的各類資訊，涵蓋空拍、航拍、無人機應用、无人機技術、法规以及无人機未來发展。 涵蓋各品牌無人機產品評測、操作指南等。

> **Explanation:** A more descriptive option, listing different key aspects about the tag, including photography, applications, technology, regulatory aspects, development and product review. Using “以及” can indicate a more encompassing description of the tag content.

**Recommendation:**

The best option for you will depend on the specific content and focus of your WordPress site. For general use, I recommend **Option 1** or **Option 4** offering a good balance of brevity and clarity.