Here are a few options for a WordPress `post_tag` description for the title “夜間視覺” (“Night Vision”) in Traditional Chinese, ranging in formality and focus:

**Option 1: Concise and Broad (Most Common)**

* **Description:** 描述關於夜間視覺、低光環境下視覺效果、以及相關技術的文章主題。 (Describes article topics related to night vision, visual effects in low-light environments, and related technologies.)

**Option 2: Focusing on Technology & Research**

* **Description:** 探索夜間視覺技術、生物學，以及相關研究與應用。包括光學、視覺處理以及夜視設備等。 (Explores night vision technology, biology, and related research and applications. Includes optics, visual processing, and night vision devices.)

**Option 3: Focusing on Sensory Experience (For a Lifestyle/Observation Blog)**

* **Description:** 探索夜晚的視覺體驗，分享夜間觀察、攝影，以及提升在黑暗中視覺感知的方法。 (Explores the visual experience of the night, sharing observations, photography, and methods for enhancing visual perception in the dark.)

**Option 4: More Specific (If the blog has a narrow focus)**

* **Description:** 關於夜間視覺攝影的技巧、器材評測、以及如何在黑暗中捕捉精彩影像的教學。 (Tips for night vision photography, equipment reviews, and tutorials on capturing amazing images in the dark.)

**Key Considerations when Choosing:**

* **Your Blog’s Overall Theme:** Choose a description that aligns with the general focus of your blog.
* **Target Audience:** Consider who you’re trying to reach and what kind of language they would understand.
* **Specificity vs. Breadth:** A more specific description will target a niche audience, while a broader one will appeal to more readers.
* **Keywords:** Aim to include relevant keywords for improved SEO. (e.g., 視覺、夜間攝影、夜視、光學)

**How to implement this in WordPress:**

1. **Go to your WordPress Admin Dashboard.**
2. **Navigate to “Posts” -> “Tags”** (or “標籤” if your WordPress is in Traditional Chinese).
3. **Find the tag “夜間視覺”**.
4. **In the “Description” field**, paste your chosen description.
5. **Click “Save” (or “儲存” in Traditional Chinese).**

Good luck!