Here are a few options for a WordPress post_tag description for “學習指標” (Shèxí zhǐbiāo, Learning Indicators) in Traditional Chinese, ranging in formality and detail:

**Option 1: Concise and General**

* **Description:** 量度學習進度的關鍵指標。 (Liàngdù xuéxí jìndù de guānjiàn zhǐbiāo.)
* **Translation:** Key indicators for measuring learning progress.
* **Benefits:** Short, sweet, and universally applicable.

**Option 2: Focus on Assessment and Goals**

* **Description:** 衡量學習成果及設定學習目標的參考標準。 (Héngliáng xuéxí chéngguǒ jí shèdìng xuéxí mùbiāo de cānkǎo biāozhǔn.)
* **Translation:** Reference standards for evaluating learning outcomes and setting learning goals.
* **Benefits:** Highlights the use for both assessment and goal setting.

**Option 3: Emphasizing Variety**

* **Description:** 用以評估不同學習面向的指標，包括理解、應用、分析等。 (Yòngyǐ pínggū bùtóng xuéxí miànxiàng de zhǐbiāo, bāokuò lǐjiě, yìngyòng, fēnxī děng.)
* **Translation:** Indicators used to assess different aspects of learning, including understanding, application, analysis, etc.
* **Benefits:** More detailed, includes examples of learning domains to make it clear.

**Option 4: Practical & Reader-Focused**

* **Description:** 帮助您更好地了解学习内容，跟踪学习进度，并确保您获得知识和技能的工具。 (Bāngzhù nín gèng hǎo de liǎojiě xuéxí nèiróng, gēnzōng xuéxí jìndù, bìng quèbǎo nín huòdé zhīshì hé jìnéng de gōngjù.)
* **Translation:** Tools to help you better understand learning content, track your progress, and ensure you gain knowledge and skills.
* **Benefits:** Reader-centered and emphasizes practical usage.

**Option 5: More Technical**

* **Description:** 用于评估学习表现的量化或质量标准，通常与特定的学习目标相关联。 (Yòngyú pínggū xuéxí biǎoxiàn de liànghuà huò zhìliàng biāozhǔn, tōngcháng yǔ tèdìng de xuéxí mùbiāo xiāngguān lián.)
* **Translation:** Quantitative or qualitative standards used to assess learning performance, usually associated with specific learning objectives.
* **Benefits:** Suitable for educational resources or technical discussions.

**How to choose:**

Consider your target audience and the context of the WordPress post.

* **For a general blog or educational site:** Choose Options 1, 2, or 4.
* **For a site with more technical content:** Choose Option 3 or 5.
* **If targeting parents:** Option 4 might be best.

Remember to keep the description concise and relevant to the content tagged with “學習指標.” You can also tailor the description further to fit the specific theme or purpose of your WordPress site.