Here are a few options for a WordPress post_tag description for “垃圾桶” in Traditional Chinese, depending on the intended audience and level of detail:

**Option 1: Simple and Concise**

* **Description:** 收集家中廢棄物、垃圾的地方，保持環境清潔的重要設施。 (The place for collecting household waste and trash, an important facility for maintaining a clean environment.)

**Option 2: More descriptive and helpful**

* **Description:** 用於盛裝、收集家庭垃圾、廚餘、和一般廢棄物的容器。垃圾桶的選擇、清潔與正確使用，對於居家衛生、環境保護至關重要。 (Containers used for holding and collecting household garbage, food waste, and general refuse. The selection, cleaning, and proper use of trash cans are crucial for home hygiene and environmental protection.)

**Option 3: Focus on Recycling (if the site deals with waste management)**

* **Description:** 用於分類、收集不同種類垃圾的容器，包括可回收物、一般垃圾、廚餘等。了解如何正確使用垃圾桶，實踐資源回收與垃圾分類。 (Containers used to sort and collect different types of garbage, including recyclables, general waste, and food waste. Learn how to use trash cans correctly and practice recycling and waste sorting.)

**Option 4: Relatively broad and inclusive**

* **Description:** 凡是容納或處理廢棄物、垃圾的容器或系統，無論是家用垃圾桶、戶外大型垃圾桶、或工業用的廢料回收桶都包含在內。與垃圾處理、環境衛生息息相關。 (Anything from containers to systems that hold or process refuse and waste, including household trash cans, large outdoor dumpsters, or industrial waste receptacles. Closely related to waste management and environmental sanitation.)

**Key Considerations for choosing the best description:**

* **Target Audience:** Who will be reading this description? (Casual readers, industry professionals, etc.)
* **Context:** What is the content of the posts that will be tagged with “垃圾桶”? (Home improvement, environmental articles, urban planning, etc.)
* **Keywords:** You can incorporate related keywords like “回收” (recycling), “垃圾分類” (waste sorting), “環境保護” (environmental protection), “清潔” (cleanliness) to help with search engine optimization (SEO).
* **Length:** Keep it concise but informative. Aim for something easy to understand and digest.

I recommend choosing the description that best aligns with your specific needs and the overall tone of your WordPress site. You can always adjust it later if needed!