Here are a few options for a description for the WordPress post tag “紫外線” (Ultraviolet) in Traditional Chinese, catering to different tones and levels of detail:

**Option 1: Concise & Practical**

* **Description:** 紫外線的相關資訊，包括其影響、防護措施及相關產品。 (Information related to ultraviolet radiation, including its effects, protective measures, and related products.)

**Option 2: Slightly More Detailed**

* **Description:** 探索關於紫外線的更多知識，了解其對皮膚、眼睛的危害，以及如何有效地防曬和預防曬傷。 (Explore more knowledge about ultraviolet radiation, learn about its harm to the skin and eyes, and how to effectively protect yourself from the sun and prevent sunburn.)

**Option 3: Emphasis on Health**

* **Description:** 關注紫外線對健康的影響，提供關於紫外線指數預報、防曬霜選擇、以及保護眼睛的建議。 (Focus on the health impacts of ultraviolet radiation, providing information on UV index forecasts, sunscreen selection, and eye protection advice.)

**Option 4: Broader Approach (If this tag is used for different aspects of UV)**

* **Description:** 探索關於紫外線的一切：其科學基礎、對環境的影響、以及在健康、工業和科技中的應用。 (Explore everything about ultraviolet radiation: its scientific basis, its impact on the environment, and its applications in health, industry, and technology.)

**Recommendation:**

I would recommend **Option 2** or **Option 3**, as they are informative without being too long. Choose the option that best reflects the type of content primarily associated with the “紫外線” tag on your website. Remember to tailor the description to specifically match the content you’re tagging!