Here are a few options for a WordPress `post_tag` description, each with a slightly different focus, using Traditional Chinese:

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

> 探討殖利率，深入了解投資回報。 (Tàn tǎo zhí lì lǜ, shēn rù liǎo jiě tóu zī huí bào.)
>
> *Translation:* Exploring Dividend Yields, understanding investment returns deeply.

**Option 2 (Focus on Calculation & Analysis):**

> 分析殖利率的計算與影響，助您把握投資機會。 (Fēn xī zhí lì lǜ de jì suàn yǔ yǐng xiǎng, zhù nín bǎ wò tóu zī j ī huì.)
>
> *Translation:* Analyzing the calculation and impact of dividend yield, helping you seize investment opportunities.

**Option 3 (Emphasis on Understanding & Decision-Making):**

> 解讀殖利率，助您做出更明智的投資決策。 (Jiě dú zhí lì lǜ, zhù nín zuò chū gèng míng zhì de tóu zī jué cè.)
>
> *Translation:* Interpreting Dividend Yields, helping you make more informed investment decisions.

**Option 4 (More Detailed – appropriate if you have a lot of posts on the topic):**

> 關注殖利率相關的分析、新聞與教學，包括殖利率的計算方法、影響因素，以及如何利用殖利率進行投資策略規劃。這裡提供最新的殖利率資訊，協助您掌握市場動態。 (Guān zhù zhí lì lǜ xiāng guān de fēn xī, xīn wén yǔ jiào xué, bāo kuò zhí lì lǜ de jì suàn fāng fǎ, yǐng xiǎng yīn sù, yǐ jí rú hé lì yòng zhí lì lǜ jìn xíng tóu zī cè lüè guī huà. Zhè lǐ tí gōng zuì xīn de zhí lì lǜ zī xùn, xié zhù nín zhǎng wò shì chǎng dòng tài.)
>
> *Translation:* Focus on analysis, news and tutorials related to dividend yields, including calculation methods, influencing factors, and how to use dividend yields for investment strategy planning. Here you will find the latest information on dividend yields to help you stay on top of market trends.

**Choosing the best option:**

* Consider your audience. Are they beginners or experienced investors?
* Think about the content of the posts you’ll be tagging.
* Choose the description that best summarises the focus of the content.

You should add this description in the “Description” field when you are creating or editing the WordPress “Tag” (Category in some cases) with the title “殖利率”. Go to Posts > Tags in your WordPress admin dashboard. Then either select an existing “殖利率” tag to edit, or add a new one. Don’t forget to click “Update” or “Save.”Good luck.