Here are a few description options for a WordPress post tag titled “訪客” (Fǎngkè – Visitors) in Traditional Chinese, varying in tone and emphasis:

**Option 1 (Simple and Informative):**

> 此標籤涵蓋所有關於網站訪客的文章。 包括：網站分析、用戶行為、以及如何提升訪客體驗等議題。
> (This tag covers all articles about website visitors. Includes: website analytics, user behavior, and topics on how to improve the visitor experience.)

**Option 2 (Focus on Engagement):**

> 歡迎！ 此標籤匯集了與網站訪客相關的所有資訊，助您了解您的觀眾： 從分析網站流量到提供更棒的用戶體驗，讓您的訪客賓至如歸。
> (Welcome! This tag brings together all information related to website visitors, helping you understand your audience: From analyzing website traffic to providing a better user experience, make your visitors feel at home.)

**Option 3 (Concise and Data-Driven):**

> 「訪客」標籤下的內容，涉及網站的流量分析、用戶數據及各種優化策略，旨在更深入地了解與經營您的訪客群。
> (Content under the “Visitors” tag covers website traffic analysis, user data, and various optimization strategies, aiming to gain a deeper understanding of and manage your visitor base.)

**Option 4 (Emphasizing User Experience):**

> 深入了解如何讓您的網站訪客留下深刻印象！ 此標籤下的文章講述如何優化網站，改善使用者體驗，創造更友善的訪客環境。
> (Learn in-depth about how to impress your website visitors! Articles under this tag discuss how to optimize websites, improve user experience, and create a more welcoming visitor environment.)

**Things to consider when choosing:**

* **Your audience:** Who are you writing for? Are they tech-savvy? This will influence the level of detail.
* **The overall theme of your website:** Does your website focus on analytics, user experience, or something else?
* **Keyword optimization:** (consider adding keywords for improved search results) while maintaining natural tone.

Choose the description that best suits your website and the content you will be tagging.