Here are a few options for the description of the WordPress post tag “訓練費用” (Training Costs/Fees) in Traditional Chinese, ranging in formality and utility:

**Option 1: Concise and Clear**

* **中文:** 訓練相關的費用，例如學費、材料費等等。
* **Pinyin:** Xùnliàn xiāngguān de fèiyòng, lìrú xuéfèi, cáiliào fèi děngděng.
* **Translation:** Costs related to training, such as tuition fees, material fees, etc.
* **Use Case:** Suitable for general blog posts discussing training programs.

**Option 2: More Detailed**

* **中文:** 標記與各項訓練課程、活動或研習會相關的費用。包括但不限於學費、報名費、教材費、交通費、住宿費等。
* **Pinyin:** Biāojì yǔ gèxiàng xùnliàn kèchéng, huódòng huò yánxíhuì xiāngguān de fèiyòng. Bāokuò dàn bù xiànyú xuéfèi, bàomíngfèi, jiàocái fèi, jiāotōng fèi, zhùsù fèi děng.
* **Translation:** Tags related to costs associated with various training courses, activities, or seminars. Includes but is not limited to tuition fees, registration fees, textbook fees, transportation fees, accommodation fees, etc.
* **Use Case:** Good if you have a variety of posts about training with different cost components.

**Option 3: Emphasis on Transparency**

* **中文:** 關於訓練的費用資訊，讓您清楚了解各項開支。我們力求清晰呈現訓練的總體成本。
* **Pinyin:** Guānyú xùnliàn de fèiyòng zīxùn, ràng nín qīngchǔ liǎojiě gèxiàng kāizhī. Wǒmen lìqiú qīngxī chéngxiàn xùnliàn de zǒngtǐ chéngběn.
* **Translation:** Information about training costs, allowing you to clearly understand various expenses. We strive to clearly present the overall cost of the training.
* **Use Case:** Useful if transparency and honesty about costs are a key part of your blog’s message.

**Option 4: Simple and Broad**

* **中文:** 訓練相關的所有費用。
* **Pinyin:** Xùnliàn xiāngguān de suǒyǒu fèiyòng.
* **Translation:** All costs related to training.
* **Use Case:** The most generic and might be appropriate is you’re looking for a broad range.

**Choosing the Best Option:**

* Consider the type of content your blog publishes.
* Think about the level of detail you want to provide readers.
* Choose the description that best reflects the purpose of your blog and your approach to the topic of training costs.

When adding the description to your WordPress post_tag, remember to select the appropriate category within your WordPress settings to ensure everything is organized as intended. Good luck!