Here are a few options for a “等級” (Děngjí – Grade/Level) post tag description in Traditional Chinese, catering to different levels of detail and user understanding:

**Option 1: Simple & Concise**

> 標示文章的等級或程度。 (Biāo shì wénzhāng de děngjí huò chéngdù.)
>
> Translation: Indicates the grade or level of the article.

**Option 2: More Descriptive**

> 標籤：等級。此標籤用於分類文章依照難度、複雜度、或某特定評估系統所劃分的層次。 探索不同主題的等級，並找到適合你閱讀程度的文章。 (Biāo qiān: Děngjí. Cǐ biāo qiān yòng yú fēn lèi wénzhāng yīzhào nándù, fùzá dù, huò mǒu tèdìng pínggū xìtǒng suǒ huà fēn de céngcì. Tànsuǒ bùtóng zhǔtí de děngjí, bìng zhǎodào shìhé nǐ yuèdú chéngdù de wénzhāng.)
>
> Translation: Tag: Grade/Level. This tag is used to categorize articles based on difficulty, complexity, or levels defined by a specific evaluation system. Explore the levels of different topics and find articles suitable for your reading level.

**Option 3: Emphasis on Ease of Understanding (especially good if your target audience is broader)**

> 這標籤幫助你快速了解文章的難易程度。 依照文章的等級，更容易找到你能輕鬆閱讀或更具挑戰性的內容。 (Zhè biāo qiān bāngzhù nǐ kuàisù liǎojiě wénzhāng de nányì chéngdù. Yīzhào wénzhāng de děngjí, gèng róngyì zhǎodào nǐ néng qīngsōng yuèdú huò gèng jù tiǎozhàn xìng de nèiróng.)
>
> Translation: This tag helps you quickly understand the difficulty of the article. Based on the article’s level, it’s easier to find content you can read easily or that is more challenging.

**Option 4: Focus on Internal Use and Consistency (best if you have a clear system)**

> 此標籤用於標示文章的內部等級分類。請依照網站的「等級」標準，正確標記文章。 (Cǐ biāo qiān yòng yú biāoshì wénzhāng de nèibù děngjí fēnlèi. Qǐng yīzhào wǎngzhàn de “děngjí” biāozhǔn, zhèngquè biāojì wénzhāng.)
>
> Translation: This tag is used to indicate the internal level classification of articles. Please correctly tag articles according to the “grade/level” standards of this website.

**Choosing the Right Option:**

* **Simplicity:** Use Option 1 if you want a clear and concise description.
* **User-Focused:** Choose Option 2 or 3 if you want to guide users in their exploration of the content by its level.
* **Internal Use:** Select Option 4 if your primary goal is to ensure consistency in your tagging system.