Here are a few options for a WordPress post tag description, along with explanations of the choices:

**Option 1 (Concise and Practical):**

* **Description (Traditional Chinese):** 撰寫、接收或回覆拒絕信相關的文章標籤。
* **Explanation:** This is a straightforward and functional description. It covers all aspects of the tag: writing, receiving, and replying to rejection letters.

**Option 2 (Emphasizing Specific Scenarios):**

* **Description (Traditional Chinese):** 用於標記求職、申請、合作等各類拒絕信，以及如何應對和改善的文章。
* **Explanation:** This description is slightly more targeted. It highlights common scenarios where rejection letters are encountered and subtly suggests content related to coping with and improving one’s position after receiving a rejection.

**Option 3 (Focus on Emotions and Advice):**

* **Description (Traditional Chinese):** 探討拒絕信的心情、如何處理挫折，以及從中學習的訣竅。
* **Explanation:** This option emphasizes the emotional impact of rejection and focuses on offering advice and strategies for dealing with it.

**Option 4 (Using keywords for broader reach):**

* **Description (Traditional Chinese):** 拒絕信、面試、申請、求職、拒絕、回覆、撰寫技巧、心理調適。
* **Explanation:** This is a keyword-rich description. It uses popular terms related to rejection letters, including associated scenarios and emotional coping.

**Which to choose?**

* **For broader coverage:** Use Option 1 or 4.
* **If your content leans towards specific situations:** Use Option 2.
* **If your content focuses on the emotional aspects:** Use Option 3.

You can adjust these descriptions to make them very accurate to the target keywords and specific content associated with the tag you are creating. Remember to stay concise and practical!