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

**Option 1: Concise & Informative**

* **Description:** 透過網站或應用程式安全地支付款項。 (Using the website or app to securely pay your dues.)

* **Explanation:** This option is short, clear, and emphasizes security, which is a key concern for online payments. It’s good for general use across different payment platforms.

**Option 2: Focusing on Convenience**

* **Description:** 方便、快速地進行線上付款，節省時間與便利。 (Convenient and fast way to make online payments, saving time and providing convenience.)

* **Explanation:** This highlights the benefits of online payment, emphasizing speed and ease of use. Suitable if you want to attract people by its convenience

**Option 3: Broad & Descriptive**

* **Description:** 使用數位方式支付帳單與款項，包括信用卡、電子錢包等多種付款方式。 (Pay bills and dues digitally, including credit cards, e-wallets, and various other payment methods.)

* **Explanation:** Provides more detail about what constitutes ‘online payment’. It’s suitable if the posts cover a range of online payment options. It also broadens the scope for more traffic.

**Option 4: Targeted for Specific Purposes (Adapt as needed)**

* **Description (If related to a specific service, like a payment gateway):** 透過 [您的公司名稱] 的安全付款系統，快速且安全地繳付費用。 (Quickly and securely pay fees through [Your Company Name]’s secure payment system.)
* **Description (If for a specific product purchase):** 在網站上輕鬆完成訂單並使用線上付款。 (Easily complete orders on the website and use online payment.)

* **Explanation:** Customization is key! Adjust this based on the context of your blog posts. Replace “[Your Company Name]” or related terms as you see fit.

**How to Choose the Best Option:**

* **Consider your target audience:** Who are you writing for? Are they tech-savvy or do they need more hand-holding?
* **Think about the content of the associated posts:** What aspects of online payment are you focusing on? (Security? Convenience? Specific payment methods?)
* **Maintain consistency:** Choose a style and tone that matches your overall brand and the voice of your blog.

**How to Add the Description in WordPress:**

1. **Navigate to Posts > Tags.**
2. **Find the “線上繳款” tag.** (or create it if it doesn’t exist)
3. **In the tag edit screen, look for a field labeled “Description”.** (or similar variations) This might be located under the “Edit Tag” settings.
4. **Enter your chosen description.**
5. **Click “Update” or “Save”.**

Good luck!