Here are a few options for the description of the WordPress post_tag “線上繳費” (Online Payment) in Traditional Chinese, along with explanations to help you choose the best fit:

**Option 1 (Concise & Functional):**

* **Description:** 輕鬆快捷的線上付款方式，方便您快速完成交易。

* **Translation:** Easy and fast online payment methods, convenient for you to quickly complete transactions.
* **Why it’s good:** Direct, emphasizes convenience, and suitable for general use.

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

* **Description:** 安全可靠的線上付款流程，保障您的資金安全。

* **Translation:** Secure and reliable online payment process, to protect your fund safety.
* **Why it’s good:** Good if security is a selling point or a key concern for the website.

**Option 3 (Highlighting the process):**

* **Description:** 使用信用卡、行動支付等方式，透過線上繳費快速支付您的費用。

* **Translation:** Using credit cards, mobile payment methods, etc., to quickly pay your fees through online payment.
* **Why it’s good:** More descriptive and clarifies payment methods.

**Option 4 (More General/Suitable for a wide range of topics):**

* **Description:** 任何涉及透過網路進行支付的相關文章。 Covering any related articles that uses online payment.

* **Translation:** Any related articles involving payments made online.
* **Why it’s good:** Good if your website covers different topics and using online payments.

**How to choose the best description:**

* **Consider your audience:** Who are you writing for? Are they most concerned with speed, security, or a specific payment method?
* **Think about the content of your posts:** What topics will you be tagging with “線上繳費”? Does the description need to be general or specific?
* **Keep it concise:** WordPress tag descriptions should be relatively brief.

**How to enter the description in WordPress:**

1. **Go to Posts > Tags** in your WordPress dashboard.
2. **Find the “線上繳費” tag.** You may need to search for it.
3. **Click “Edit”** next to the tag.
4. **Locate the “Description” field.** (It may be hidden; click “Screen Options” at the top right of the page and check the “Description” box.)
5. **Paste your chosen description into the field.**
6. **Click “Update”.**

Good luck!