Here are a few options for a WordPress post_tag description, with and without character limits, catering to different levels of detail and SEO focus:

**Option 1: Concise & Broad**

* **(Description)**: 追蹤、彙整與分析資訊。 (Tracks, aggregates, and analyzes information.)
* **(Focus)**: General, covering the core concept. Good for general categorization.

**Option 2: Slightly More Descriptive**

* **(Description)**: 包含數字、文字、圖像和其他形式的資訊，用於理解和解釋世界。 (Contains numbers, text, images, and other forms of information, used to understand and interpret the world.)
* **(Focus)**: Expands on what “數據” encompasses, providing a little more context. Potentially better for SEO.

**Option 3: SEO-Optimized (longer, within limits)**

* **(Description)**: 收集、處理和分析數據以洞察趨勢、做出明智決策，以及改善性能。 瞭解有關銷售、社交媒體、客戶行為和您的業務或項目的其他方面的更多資訊。 (Collect, process, and analyze data to gain insights into trends, make informed decisions, and improve performance. Learn more about sales, social media, customer behavior, and other aspects of your business or project.)
* **(Focus)**: Keyword-rich, using terms like “分析” (analysis), “趨勢” (trends), “決策” (decisions), and relating to common business areas for better SEO. Adapt the list of examples according to your website.

**Option 4: Short and clear**

* **(Description)**: 資訊收集與解讀. (Information collection and interpretation.)
* **(Focus)**: Focused on the practical application of data.

**Key considerations when choosing:**

* **Character Limit:** WordPress tag descriptions have a built-in character limit, usually around 100-150 characters. Check your WordPress settings or the SEO plugin you’re using if you have one. Options 1, 2 and 4 are easily within this limit. Option 3 may require shortening.
* **Target Audience:** Consider your target audience. Are they technical or general?
* **SEO:** If optimizing for search engines is important, use relevant keywords that people might be searching for, in Option 3.
* **Website Content:** Tailor the description to match the topics on your blog, giving specific example on data being used if needed.

**How to add the description in WordPress:**

1. **Go to Posts > Tags** in your WordPress admin dashboard.
2. **Find the tag “數據”**. Click “Edit” (or the quick edit link if using the tags/categories screen).
3. **Look for the “Description” box.** If you don’t see it, enable it in the “Screen Options” in the top right.
4. **Paste or type your chosen description.**
5. **Click “Update”** (or “Save”) to save the changes.