Here are a few options for a description for a WordPress post tag titled “公斤” (Traditional Chinese, meaning “kilogram”), ranging from simple to more descriptive:

**Option 1: Simple & Direct**

* **Description:** 衡量重量的單位，即公斤。 (Héngliáng zhòngliàng de dānyuán, jí gōngjīn. – The unit of measurement for weight, i.e., kilogram.)

**Option 2: Slightly More Contextual**

* **Description:** 關於公斤的相關資訊，包括重量計算、物品重量以及其他相關的概念。 (Guānyú gōngjīn de xiāngguān zīxùn, bāokuò zhòngliàng jìsuàn, wùpǐn zhòngliàng yǐjí qítā xiāngguān de gàiniàn. – Information related to the kilogram, including weight calculations, the weight of items, and other related concepts.)

**Option 3: Emphasis on Practical Use**

* **Description:** 討論以公斤為單位的各種議題，例如：食物重量、身體重量、貨物重量等。 (Tǎolùn yǐ gōngjīn wèi dānyuán de gèzhǒng yìtí, lìrú: shíwù zhòngliàng, shēntǐ zhòngliàng, huòwù zhòngliàng děng. – Discussions on various topics considering kilograms as a unit, e.g., food weight, body weight, cargo weight, etc.)

**Option 4: Focused on Education/Awareness**

* **Description:** 探索公斤的概念，了解其在國際單位制中的地位，以及如何在日常生活中使用它。 (Tànsuǒ gōngjīn de gàiniàn, liǎojiě qí zài guójì dānyuán zhì zhōng de dìwèi, yǐjí rúhé zài rìcháng shēnghuó zhōng shǐyòng tā. – Exploring the concept of the kilogram, understanding its place in the international system of units, and how to use it in daily life.)

**Which one to choose depends on the context of your WordPress site:**

* **If your site is a general knowledge base:** Option 2 or 4 are good.
* **If your site is focused on practical advice:** Option 3 is suitable.
* **If you need a quick and concise tag description:** Option 1 is best.

Remember to add the description in the “Description” field when you create or edit the tag in your WordPress admin dashboard. Also, make sure that the title “公斤” is correctly entered as the tag name.