Here are a few options for a WordPress post_tag description, considering the title “怎麼用” (how to use) in Traditional Chinese:

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

> 了解產品、功能或服務的用法和操作指南。 (Understanding the uses and operating guides for products, functions, or services.)

**Option 2 (Benefit-Oriented):**

> 快速上手，輕鬆掌握，讓你充分利用不同事物或服務的可能性。 (Get up to speed quickly, master it easily, and let you fully utilize the possibilities of different things or services.)

**Option 3 (Focus on Troubleshooting):**

> 提供關於如何正確使用、排除故障以及解決常見問題的教學和建議。(Provides tutorials and advice on how to use correctly, troubleshoot, and solve common problems.)

**Option 4 (More Broad & General):**

> 探索各種事物、產品或服務的實用操作指南，以及相關的技巧和竅門。(Exploring practical operational guides for various things, products, or services, as well as related tips and tricks.)
**Why these options are good:**

* **Clear Relevance:** All options directly relate to the concept of “how to use.”
* **Traditional Chinese:** They are written in fluent and correct Traditional Chinese.
* **SEO-Friendly (Important for Search Engines):** They include keywords like “用法” (usage), “操作指南” (operating guides), “使用” (use), and “技巧” (tips), which can help your posts rank well in search results if someone searches for related terms.
* **User-Oriented:** They focus on what the user will get out of using the content tagged this way (learning how to, quick starts, troubleshooting, etc.).

**How to choose the best option:**

* Consider the **overall tone and subject matter of your website**. If you’re very technical, Option 3 might fit well. If you are targeted at beginners, Option 2 is ideal.
* Think about the **types of content that will be tagged with “怎麼用”**. If your content consistently features both operating instructions and troubleshooting, Option 3 may be the best choice.

After selecting the description, enter it into the “Description” field when you create or edit the post_tag in your WordPress backend. Remember to save the tag!