Here are a few options for a description of the WordPress post tag “英文寫作技巧” (English Writing Skills) in Traditional Chinese, ranging from concise to slightly more descriptive:

**Option 1: Concise & Direct**

> 提升英文寫作能力的技巧與策略。

(Translation: Skills and strategies to improve English writing ability.)

**Option 2: Slightly More Descriptive**

> 本標籤包含各種英文寫作技巧，例如語法、詞彙運用、文章結構、文體，幫助您改善英文寫作，寫出更清晰、有效的文章。

(Translation: This tag includes various English writing skills, such as grammar, vocabulary usage, essay structure, and style, to help you improve your English writing and write clearer, more effective articles.)

**Option 3: Focus on Target Audience**

> 想寫出流利、道地的英文文章嗎？在這裡，您可以找到各種英文寫作技巧，適合各種程度的學習者。無論你是學生、職場人士或是其他對英文寫作有興趣的人，都能在這裡找到有用的資訊。

(Translation: Want to write fluent, authentic English articles? Here you can find various English writing skills suitable for learners of all levels. Whether you’re a student, a working professional, or anyone else interested in English writing, you can find useful information here.)

**Option 4: Benefit-Oriented**

> 掌握英文寫作技巧，溝通更順暢，表達更清晰，提升你的競爭力！ 了解如何構建有效的段落和句子、選擇合適的詞彙，並有效安排你的想法。

(Translation: Master English writing skills, communicate more smoothly, express yourself more clearly, and enhance your competitiveness! Learn how to build effective paragraphs and sentences, choose appropriate vocabulary, and effectively arrange your ideas.)

**How to choose the best option:**

* **Consider your audience:** Who are you writing for? Tailor the description to their needs and interests.
* **Keep it relevant:** The description should accurately reflect the content of the posts associated with this tag.
* **Use keywords:** If possible, subtly include relevant keywords like “語法” (grammar), “詞彙” (vocabulary), “文章結構” (essay structure), etc. for SEO.
* **Character limit:** Consider any potential character limits imposed by WordPress or your theme.

I recommend using **Option 2** or **Option 3** as they provide a good balance of information and description. Choose the one that best suits your overall content and target audience. Remember to update the description if the content under the tag evolves over time.