Here are a few options for a description for the WordPress post tag “氣體” (Qìtǐ), catering to different styles and levels of detail:

**Option 1: Concise & General**

* **描述:** 包含所有氣體的文章，涵蓋氣體的特性、應用以及相關知識。 (Describes articles related to all gasses, covering their properties, applications, and related knowledge.)

**Option 2: More Descriptive & Focused (Assuming a Science or Engineering Tone)**

* **描述:** 標記與氣體相關的內容，如氣體定律、分子運動、氣體分離，以及在科學、工程和日常生活中的應用。 (Marks content related to gasses, such as gas laws, molecular motion, gas separation, and their applications in science, engineering, and everyday life.)

**Option 3: Broad & Inviting**

* **描述:** 探索關於「氣體」的一切！從空氣到各種化學氣體，這裡有關於氣體的科學、技術、應用和有趣的知識。 (Explore everything about “gasses”! From air to various chemical gasses, here contains scientific, technical, and interesting knowledge about gasses.)

**Option 4: Emphasis on a Specific Aspect (Choose the best fit for your website.)**

* **例如:** 如果你的網站關注環境議題.
* **描述:** 我們關於環境氣體，包含溫室氣體、空氣污染、以及氣體對氣候變遷的影響。 (Our contents include environmental gasses, including greenhouse gasses, air pollution, and the impact of gasses on climate change.)
* **例如:** 如果你的網站關注化學.
* **描述:** 關於氣體，包括化學反應、氣體分子結構、以及氣體的物理性質分析。 (Regarding gasses, including chemical reactions, gas molecule structure and analysis of physical properties of gasses.)

**Key Points to Consider When Choosing/Adapting:**

* **Your Website’s Theme:** The description should align with the overall topic of your WordPress site.
* **Target Audience:** Are you writing for experts, or a general audience? Adjust the language accordingly.
* **Level of Detail:** Decide how specific you want to be in the description.
* **Keywords:** While not crucial for a tag description, it can subtly reinforce the topic (e.g., “properties,” “applications,” “climate change”).

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

1. **Log in to your WordPress admin panel.**
2. **Go to “Posts” > “Tags”.**
3. **Find the “氣體” tag and click “Edit”.**
4. **In the “Description” field**, enter your chosen description in Traditional Chinese.
5. **Click “Update”.**

Choose the description that best reflects the content you plan to tag with “氣體” and the goals of your website. Good luck!