Here are a few options for a WordPress post tag description, focusing on clarity and different nuances, all in Traditional Chinese:

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

* **Description:** 預先通知，提前知悉。 (Pre-emptive notification, known in advance.)
* **Keywords (optional, can be added separately):** 預告 (pre-announce), 提示 (hint), 注意 (attention), 公告 (announcement)

**Option 2 (Emphasizing Importance):**

* **Description:** 事先宣告，請務必留意重要的資訊。 (Declare in advance, please pay close attention to important information.)
* **Keywords (optional):** 重要 (important), 提醒 (remind), 關注 (pay attention), 重要資訊 (important information)

**Option 3 (Focusing on Upcoming Events):**

* **Description:** 關於即將發生的事件，提前發布通知。 (Announcements published in advance regarding upcoming events.)
* **Keywords (optional):** 活動 (event), 時程 (schedule), 行事曆 (calendar), 預先 (in advance)

**Option 4 (Slightly more formal):**

* **Description:** 提前宣告，供您知悉未來動態。 (Notice given in advance for your knowledge of future developments.)
* **Keywords (optional):** 預告 (pre-announce), 時程 (schedule), 變動 (change), 後續 (follow-up)

**Key considerations when choosing and using post tag descriptions:**

* **Relevance:** The description should accurately reflect the content of the posts tagged with “提前告知”.
* **Clarity:** Easy to understand and concise.
* **SEO (optional, but recommended):** Consider including relevant keywords to improve search engine visibility.
* **Context:** How do you use this tag? For warnings? Upcoming sales? Important policy changes? Tailor the description to the use case.

**How to Use in WordPress:**

1. **Go to Posts > Tags** in your WordPress admin dashboard.
2. **Find the “提前告知” tag.** (If it doesn’t exist yet, add it and the name will be “提前告知”).
3. **Click “Edit”** on the tag row.
4. **Look for the “Description” field.** This is where you paste the chosen description.
5. **Add keywords** (Optional and location varies depending on your SEO plugin, e.g., Yoast SEO, Rank Math, or others) and update.
6. **Click “Update”** to save the changes.

Choose the description that best suits your needs and the overall tone of your website. Remember to keep it consistent with your content! Remember to choose a combination of relevant keywords as well. Good luck!