Here are a few options for a description for the WordPress post tag “外國平台” in Traditional Chinese, ranging in style and length:

**Option 1: Concise & Clear**

> 包括所有關於國際網上平台、外國公司、網站、和服務的文章。涵蓋在全球範圍內運營的各種平台，例如社群媒體、電子商務、影音串流等。

* **Translation:** Includes all articles about international online platforms, foreign companies, websites, and services. Covers various platforms operating globally, such as social media, e-commerce, video streaming, and more.

**Option 2: More Detailed with Keywords**

> 這裡的文章標籤為「外國平台」，主要關注由不同國家或地區營運的網上平台。這包括但不限於社交媒體、影音串流、線上購物、雲端服務、以及其他提供全球服務的平台。我們將深入探討這些平台的特性、影響力、以及它們在不同市場的表現。

* **Translation:** This tag, “外國平台,” primarily focuses on online platforms operated by different countries or regions. This includes, but is not limited to, social media, video streaming, online shopping, cloud services, and other platforms providing global services. We will delve into the characteristics, influence, and performance of these platforms in different markets.

**Option 3: Focusing on the Cultural Context**

> 深入探索「外國平台」的世界，這裡集合了來自世界各地的網路平台，它們如何影響我們的生活、商業和文化。 我們將分析這些平台在不同文化背景下的發展，以及它們對本地社群的影響。

* **Translation:** Dive deep into the world of “Foreign Platforms,” where we gather information about online platforms from all over the world and how they affect our lives, business, and culture. We will analyze the development of these platforms in different cultural contexts, their impact on local communities.

**Option 4: Short and Sweet**

> 關於國外網上平台的資訊，包括網站、應用程式和服務。

* **Translation:** Information about foreign online platforms, including websites, apps, and services.

**Key Considerations When Choosing:**

* **Target Audience:** Who is reading your blog? Choose the description that best suits their level of understanding and interests.
* **Blog’s Focus:** What is the overall theme of your blog? Tailor the description to reflect that.
* **Keyword Optimization:** Include relevant keywords (e.g., “社交媒體,” “電子商務,” “網站”) to help with search engine optimization (SEO).
* **Length:** Keep it concise, but informative. WordPress often has a limit on description length.

**How to Use it in WordPress:**

1. **Go to Posts > Tags** in your WordPress dashboard.
2. Find the “外國平台” tag (if you’ve already created it) or create a new one.
3. In the “Description” field, paste the chosen description.
4. Save the tag.

Remember to choose the description that best fits your blog’s style and content. Good luck!