Here are a few options for the WordPress post_tag description in Traditional Chinese, each with a slightly different emphasis:

**Option 1 (General & Clear):**

* **Description:** 探索方便、經濟的旅行方式！ 了解各種旅遊卡的好處，包括交通、景點門票、以及其他旅行優惠。
* **Translation:** Explore convenient and economical ways to travel! Learn about the benefits of various travel cards, including transportation, attraction tickets, and other travel discounts.
* **Why it works:** This is a general description that clearly explains what the tag is about.

**Option 2 (Focusing on Benefits):**

* **Description:** 提升您的旅行體驗！ 本標籤提供關於各種旅遊卡的信息，讓您享受更輕鬆、更優惠的行程。 包括交通、餐飲、娛樂等方面的折扣及便利性。
* **Translation:** Enhance your travel experience! This tag provides information about various travel cards, allowing you to enjoy a more relaxed and advantageous itinerary. Includes discounts and conveniences for transportation, dining, entertainment, and more.
* **Why it works:** This emphasizes the benefits of using travel cards, enticing readers to click.

**Option 3 (Concise & Informative):**

* **Description:** 旅遊卡：交通、景點、購物，一卡搞定！ 探索適合您的旅行卡選擇，節省開支，享受更順暢的旅程。
* **Translation:** Travel Cards: Transportation, attractions, shopping, all in one card! Explore travel card options that suit you, save money, and enjoy a smoother journey.
* **Why it works:** This is a short and punchy description making a clear statement.

**Option 4 (Targeting Specific Travelers):**

* **Description:** 專為自由行、背包客設計！ 這裡彙總了各種實用的旅遊卡資訊，幫您玩轉不同國家和地區。 包括交通、景點、餐廳等的優惠！
* **Translation:** Designed for independent travelers and backpackers! This is a collection of practical travel card information to help you explore different countries and regions. Includes discounts on transportation, attractions, restaurants, and more!
* **Why it works:** This description targets a specific audience.

**To choose the best option, consider:**

* **Your target audience:** Who are you trying to reach?
* **The type of content associated with the tag:** What kind of posts will use this tag?
* **The overall tone and style of your website:** Is it formal or informal?

**How to implement in WordPress:**

1. **Go to your WordPress dashboard.**
2. **Navigate to “Posts” > “Tags”.** (or “Categories” depending on how you manage tags/categories)
3. **Find the tag “旅遊卡” (or create a new one).**
4. **In the description field, input your chosen description from above.**
5. **Click “Update” or “Add New Tag”.**

Good luck! Remember to pick the description that best suits your needs.