Here are a few options for the WordPress post_tag description, catering to different potential uses:

**Option 1: General & Concise**

* **Description:** 記錄與通訊相關的費用，包括電話、數據、簡訊等。 (Records expenses related to communication, including phone calls, data, text messages, etc.)

**Option 2: Focused on Personal Finance**

* **Description:** 用於分類您個人或家庭的通訊費用，幫助追蹤支出、優化預算。 (Used to categorize your personal or family communication expenses, helping to track spending and optimize your budget.)

**Option 3: Aiming at a Broader Audience (Like a website with articles about Telecom)**

* **Description:** 涵蓋所有涉及通訊、電訊相關的費用，包括最新套餐、數據流量、國際漫遊等資訊。 (Covers all costs related to communication and telecommunications, including the latest packages, data usage, international roaming, and other information.)

**Option 4: More Technical/Informative (Depending on your use)**

* **Description:** 標示與電話、網路、簡訊服務相關的所有支出。包括月租費、通話費、數據費用和任何額外的增值服務費用。(Marks all expenses related to phone, internet, and text messaging services. Includes monthly fees, call charges, data costs, and any additional value-added services.)

**How to use the description within WordPress:**

1. **Go to the WordPress admin panel.**
2. **Navigate to Posts > Tags (or Categories, depending on your setup).**
3. **Find the tag “通訊費”.**
4. **Click “Edit”.**
5. **Locate the “Description” field.**
6. **Paste your chosen description into the field.**
7. **Click “Update”**

**Key Considerations When Choosing:**

* **Your blog/website’s topic:** Choose a description that fits the overall theme.
* **Your target audience:** Consider their level of technical knowledge and financial literacy.
* **Your content:** Make sure the description reflects the type of posts you’ll be using the tag for.
* **SEO (Search Engine Optimization):** While the description isn’t a major SEO factor for tags, keywords help. However, keep it natural and relevant. Consider the target audience when they use the search engine to find information related to this tag.
* **Character limit:** WordPress doesn’t have a strict limit for descriptions, but concise and clear options are generally better.

I recommend choosing **Option 1 or Option 2** as a good starting point unless your content falls under a specific niche, where you can find details better aligned with your content. Adjust it slightly if needed. Good luck!