Here are a few options for the WordPress post_tag description for “建築材料” (Jiànzhú cáiliào – Building Materials) in Traditional Chinese, ranging in formality and detail:

**Option 1: Concise & General**

* **Traditional Chinese:** 用於房屋、建築物及其他結構的材料。
* **Pinyin:** Yòngyú fángwū, jiànzhùwù jí qítā jiégòu de cáiliào.
* **Translation:** Materials used for houses, buildings, and other structures.
* **Explanation:** Simple and straightforward, suitable for a broad audience.

**Option 2: Slightly More Descriptive**

* **Traditional Chinese:** 涵蓋建造房屋、辦公室、橋樑等所需的不同材料，包括磚、木材、鋼筋、混凝土等。
* **Pinyin:** Hángài jiànzào fángwū, bàngōngshì, qiáoliáng děng suǒxū de bùtóng cáiliào, bāokuò zhuān, mùcái, gāngjīn, hùnníngtǔ děng.
* **Translation:** Encompassing different materials needed for building houses, offices, bridges, etc., including brick, wood, rebar, concrete, and more.
* **Explanation:** Provides a few specific examples to give users a better idea.

**Option 3: More Detailed & Keyword-Focused**

* **Traditional Chinese:** 此標籤涵蓋建築領域中不同類型的材料，包括結構材料、裝修材料、隔熱材料、防水材料、環保建材等。 搜尋相關資訊，了解材料特性、應用及選擇。
* **Pinyin:** Cǐ biāoqiān hángài jiànzhù lǐngyù zhōng bùtóng lèixíng de cáiliào, bāokuò jiégòu cáiliào, zhuāngxiū cáiliào, gérè cáiliào, fángshuǐ cáiliào, huánbǎo jiàncái děng. Sōuxún xiāngguān zīxùn, liǎojiě cáiliào tèxìng, yìngyòng jí xuǎnzé.
* **Translation:** This tag covers different types of materials in the field of architecture, including structural materials, finishing materials, insulation materials, waterproofing materials, and eco-friendly building materials. Search for related information to understand material properties, applications, and selections.
* **Explanation:** More detailed and includes keywords like “structural materials,” “finishing materials,” etc. Encourages searching and provides context.

**Option 4: Short & Sweet (Best if character limit is a concern)**

* **Traditional Chinese:** 建築材料相關資訊。
* **Pinyin:** Jiànzhù cáiliào xiāngguān zīxùn.
* **Translation:** Information related to building materials.
* **Explanation:** Extremely concise and suitable for situations with tight limitations.

**Which one to choose depends on:**

* **How much space you have.** WordPress might impose character limits.
* **Your target audience.** A technical audience might appreciate more detail.
* **The overall tone of your website.** Consistent wording is important.
* **SEO strategy.** If you’re trying to rank well for certain terms, including relevant keywords in the description will help.

I recommend selecting Option 2 or 3 if you have the space as these provides better context to the user and for SEO.