Here are a few options for the `post_tag` description “六大營養素” (Six Major Nutrients) in Traditional Chinese, ranging in formality and focus:

**Option 1: Concise and Direct (Best for most use cases)**

> 了解六大營養素，包括碳水化合物、蛋白質、脂肪、維生素、礦物質和水，對於健康飲食至關重要。

> _Translation: Learn about the six major nutrients, including carbohydrates, protein, fats, vitamins, minerals, and water, which are essential for a healthy diet._

* **Why it’s good:** Clear, concise, and accurately describes the topic. This focuses on the importance of knowing the nutrients
* **Suitable for:** General health and nutrition blogs, beginners.

**Option 2: Slightly more detailed**

> 探討人體所需六大營養素：碳水化合物、蛋白質、脂肪、維生素、礦物質和水在身體中的功能及其來源。

> _Translation: Explores the functions and sources of the six major nutrients that the human body needs: carbohydrates, protein, fats, vitamins, minerals, and water._

* **Why it’s good:** Adds a hint of what the post will explore (functions and source); it is also more informative
* **Suitable for:** Nutrition-focused blogs.

**Option 3: Emphasizing Importance for Health**

> 健康飲食的基石：認識六大營養素，了解碳水化合物、蛋白質、脂肪、維生素、礦物質和水，如何支持您的身體健康。

> _Translation: The cornerstone of a healthy diet: Understand the six major nutrients, and learn how carbohydrates, protein, fats, vitamins, minerals, and water support your physical health._

* **Why it’s good:** Emphasizes the link between understanding the nutrients and improving health. Uses a more inviting tone.
* **Suitable for:** Health and wellness blogs, readers focused on improving their health.

**Option 4: Focusing on Education**

> 深入了解六大營養素：碳水化合物、蛋白質、脂肪、維生素、礦物質和水，揭開它們在飲食中的重要角色，助您做出更明智的選擇。

> _Translation: Dive deep into the six major nutrients: carbohydrates, protein, fats, vitamins, minerals, and water. Uncover their important roles in the diet to help you make smarter choices._

* **Why it’s good:** Suggests an educational focus, encouraging readers to learn and make better decisions.
* **Suitable for:** Educational websites or blogs intended to be informational.

**How to choose:**

* **Audience:** Consider your target audience’s knowledge level and interests.
* **Blog/Website Focus:** Align the description with the overall theme of your blog/website.
* **Desired Tone:** Choose a description that reflects the tone you want to convey (informative, encouraging, etc.).

When adding the tag to your WordPress post, be sure to add the description via the “Tag Description” field provided. If that field doesn’t show, you might need to check your theme is correctly configured or to ensure that you are saving the tag as a tag within WordPress. Good luck!