Here are a few options for the WordPress post tag description, “電力相關” (Diànlì xiāngguān – Relating to Electricity), written in Traditional Chinese, each with a slightly different focus:

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

> 涵蓋所有與電力相關的資訊，包括發電、輸電、配電、用電等。

> *Hán gài suǒ yóu yǔ diànlì xiāngguān de zīxùn, bāo kuò fā diàn, shū diàn, pèi diàn, yòng diàn děng.*
> (Covers all information related to electricity, including power generation, transmission, distribution, and consumption.)

**Option 2 (More Detailed):**

> 本標籤收錄關於電力、能源供應、電網、再生能源、電費、節電、以及相關政策法規等文章。

> *Běn biāoqiān shōulù guānyú diànlì, néngyuán gōngyìng, diànwǎng, zàishēng néngyuán, diànfèi, jié diàn, yǐjí xiāngguān zhèngcè fǎguī děng wénzhāng.*
> (This tag includes articles about electricity, energy supply, the power grid, renewable energy, electricity bills, energy saving, and related policies and regulations.)

**Option 3 (Focus on News & Updates):**

> 最新電力議題、市場分析、技術革新、政策變動等相關新聞與資訊，盡在其中。

> *Zuì xīn diànlì yí tí, shìchǎng fēnxī, jìshù géxīn, zhèngcè biàndòng děng xiāngguān xīnwén yǔ zīxùn, jìn zài qí zhōng.*
> (The latest issues related to electricity, market analysis, technological innovations, policy changes, etc., news and information, all here.)

**Option 4 (Simple & Friendly):**

> 探索電力的世界！這裡有關於電力的一切，讓你輕鬆了解。

> *Tànsuǒ diànlì de shìjiè! Zhèlǐ yǒu guānyú diànlì de yīqiè, ràng nǐ qīngsōng liǎojiě.*
> (Explore the world of electricity! Here’s everything about electricity, making it easy for you to understand.)

**Which option to choose?**

* **For a general audience and most practical purposes:** I recommend **Option 1** or **Option 2**.
* **If you’re emphasizing current events or frequently updated content:** Choose **Option 3**.
* **For a more welcoming and approachable blog:** Go with **Option 4**.

Remember to choose the description that best suits the content of your blog and the tone you want to convey. When you create the tag in WordPress, you’ll paste the description into the “Description” field.