Here’s a description for the WordPress post tag “何時” (Hé shí) in Traditional Chinese, suitable for SEO and understanding:

**Option 1 (Short & Sweet):**

> **何時 (Hé shí):** 標記相關時間、日期或時機的文章。 This tag indicates articles related to “when,” “what time,” or specific dates.

**Option 2 (A Little More Descriptive):**

> **何時 (Hé shí) – 時間、日期、與時機的文章標籤:** 想要知道事情何時發生的？ 這個標籤涵蓋了有關時間點、日期、時機的文章。 涵蓋了如「何時開始？」、「什麼時候結束？」、「什麼時候才對？」 等相關話題。 Explore articles tagged with “Hé shí” (When). This tag encompasses posts concerning specific times, dates, and the opportune moments for events. Look for topics such as “When does it start?”, “When does it end?”, and “When is the right time?”.

**Option 3 (Focusing on Usability):**

> **#何時 (Hé shí) – 尋找時間點相關資訊:** 正在尋找與時間相關的文章嗎？ 點擊此標籤以探索涵蓋了日期、時間範圍、事件時機的文章。 無論是活動排程、歷史事件或未來的展望，這個標籤都能幫助您找到所需的信息。 (Tag for articles about time-related information: whether it’s scheduling events, historical events or the future; this tag can help you find information you need.)

**Key Considerations & What to Choose:**

* **Brevity:** If you’re tight on character count or want a quick explanation, Option 1 is perfect.
* **Clarity:** Option 2 provides a better understanding of the tag’s scope for users.
* **SEO:** All options incorporate the tag name (“何時”) and the romanization (Hé shí), improving searchability.
* **Target Audience:** Choose the description that best suits your blog’s tone and the level of technical understanding of your readers. The most important thing is to provide a brief, helpful explanation for your audience about what articles they can expect to find tagged with “何時”.