Here are a few options for a description of the WordPress post tag “股票代碼” (Stock Code) in Traditional Chinese, ranging in formality and specificity:

**Option 1 (Concise & Direct):**

> 包含相關文章所提及的股票代碼 (Contains stock codes mentioned in the articles.)

**Option 2 (Slightly More Informative):**

> 標示文章中與股票相關的代碼，例如公司股票代碼 (Displays stock codes related to stocks mentioned in the articles, such as company ticker symbols.)

**Option 3 (Adding Emphasis on Searching):**

> 用於標記文章中所提到的股票代碼，方便您快速搜尋特定股票資訊 (Used to tag stock codes mentioned in the articles, making it easy to quickly search for information on specific stocks.)

**Option 4 (Friendly & User-Oriented):**

> 想快速查詢某支股票的信息？ 這裡標記了文中提到的股票代碼，助您一臂之力！ (Want to quickly look up information on a certain stock? The stock codes mentioned in the article are tagged here to help you!)

**Option 5 (For Technical Audience):**

> 用於分類與股票代碼相關的文章，包含公司股票代碼、交易所代碼等 (Used to categorize articles related to stock codes, including company ticker symbols, exchange codes, etc.)

**Which option is best depends on your specific needs:**

* If you just need a simple description, **Option 1 or 2** is fine.
* If you want to emphasize the searchability aspect, choose **Option 3 or 4**.
* If you want to be precise and technical, choose **Option 5**.

**Remember to consider your target audience and the overall tone of your website when making your choice.**