Here are a few options for a WordPress post tag description for “零成本” (Líng chéngběn) in Traditional Chinese, along with why they are suitable:

**Option 1: Concise and Clear**

* **Description:** 無需花費任何資金，獲取免費資源與資訊。 (Wú xū huāfèi rènhé zījīn, huòqǔ miǎnfèi zīyuán yǔ zīxùn.)
* **Translation:** Obtain free resources and information without spending any money.
* **Why it’s good:** This option directly explains the meaning of “零成本” in straightforward language. It’s concise and relevant to the tag’s purpose, making it ideal for guiding users.

**Option 2: Emphasizing Value**

* **Description:** 體驗零成本的優勢：省錢省時，探索免費機會，發掘無限可能。 (Tǐyàn líng chéngběn de yōushì: shěng qián shěng shí, tànsuǒ miǎnfèi jīhuì, fājué wúxiàn kěnéng.)
* **Translation:** Experience the advantages of zero cost: save money and time, explore free opportunities, and discover infinite possibilities.
* **Why it’s good:** This description focuses on the benefits of “zero cost” in a more action-oriented and attractive way, enticing users to explore posts tagged with it.

**Option 3: Focusing on Practical Applications**

* **Description:** 針對零成本解決方案的主題，包括免費工具、資源及實用技巧。(Zhenduì líng chéngběn jiějué fāng’àn de zhǔtí, bāokuò miǎnfèi gōngjù, zīyuán jí shíyòng jīqiǎo.)
* **Translation:** Topics focusing on zero-cost solutions, including free tools, resources, and practical tips.
* **Why it’s good:** This version is helpful for content creators or users looking for practical advice and resources related specifically to free resources/solutions.

**Option 4: Simple and Keyword-Rich**

* **Description:** 免費 (Miǎnfèi), 零元 (Líng yuán), 無需付費 (Wú xū fùfèi) 資源與內容。
* **Translation:** Free, zero cost, no fee resources and content.
* **Why it’s good:** This is a super straightforward option, also beneficial because it uses three keywords (Free, 0 cost, and no fees) likely to be used by potential viewers.

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

1. **Navigate to Tags:** In your WordPress dashboard, go to “Posts” -> “Tags.”
2. **Edit the Tag:** Find the “零成本” tag and click “Edit” (or if creating a new tag, the interface should have a similar field.)
3. **Locate the Description Field:** Look for a field labelled “Description.” (If you don’t see a Description field, it might be hidden. Click “Screen Options” at the top right of your screen [the tab with a gear symbol] and then make sure that “Description” is checked under the “Show on screen” options.)
4. **Paste the Description:** Paste your chosen description into the “Description” field.
5. **Update/Save:** Click the “Update” button to save the changes.

Choose the option that best suits the overall theme and purpose of your blog. Good luck!