Here are a few description options for the WordPress post tag “貓細小病毒” (Mao Xijiao Bingshu, which translates to “Feline Panleukopenia Virus” in Traditional Chinese), ranging in length and detail:

**Option 1: Short & Concise**

> 關於貓細小病毒 (貓瘟) 的資訊。 解釋症狀、診斷和治療。

**(Translation: Information about Feline Panleukopenia Virus (Feline Distemper). Explains symptoms, diagnosis, and treatment.)**

**Option 2: More Informative**

> 了解貓細小病毒，一種嚴重的且具高度傳染性的貓科疾病。 這個標籤涵蓋了疾病原因、傳播方式、臨床症狀、診斷方法，以及如何預防和治療。

**(Translation: Learn about Feline Panleukopenia Virus, a serious and highly contagious feline disease. This tag covers the cause, transmission, clinical symptoms, diagnosis, and how to prevent and treat the disease.)**

**Option 3: Focus on Prevention and the Role in the Cat’s Health**

> 探索貓細小病毒 (貓瘟) 對貓咪健康可能造成的威脅。我們將討論如何及早發現、保護您的貓咪免受感染，以及疫苗接種的重要性。

**(Translation: Explore the threat that Feline Panleukopenia Virus (Feline Distemper) can pose to your cat’s health. We will discuss how to detect it early, protect your cat from infection, and the importance of vaccination.)**

**Option 4: Targeting Cat Owners**

> 作為貓主人，了解貓細小病毒的危害至關重要！ 這個標籤提供關於貓細小病毒的最新資訊，包括症狀、預防方法、應對措施，以及如何幫助您的愛貓保持健康。

**(Translation: As a cat owner, understanding the dangers of Feline Panleukopenia Virus is crucial! This tag provides the latest information about the virus, including symptoms, prevention methods, countermeasures, and how to help your beloved cat stay healthy.)**

**Option 5: Detailed and SEO-friendly**

> **貓細小病毒 (貓瘟) 相關資訊。** 深入了解貓科動物的致命疾病，包括其症狀如呕吐、腹泻、嗜睡和免疫系统抑制；以及如何診斷，例如血液檢查。 我們將介紹治療方案，包括支持性護理和相關藥物。此外，我們將探討預防策略，例如疫苗接種，以及如何保護您的貓咪免受感染。 涵蓋貓的細小病毒傳播途徑，如接觸受污染的環境或貓咪。適合貓主人、獸醫學生或對動物健康有興趣的讀者。

**(Translation: Information about Feline Panleukopenia Virus (Feline Distemper). Learn in-depth about this deadly cat disease, including its symptoms such as vomiting, diarrhea, lethargy, and immune system suppression; and how to diagnose it, such as blood tests. We will introduce treatment options, including supportive care and related medications. In addition, we will explore prevention strategies, such as vaccination, and how to protect your cat from infection. Covers the transmission routes of canine parvovirus in cats, such as contact with contaminated environments or cats. Suitable for cat owners, veterinary students, or readers interested in animal health.)**

**Choosing the Best Option:**

* **Consider your audience:** Are they cat owners, veterinarians, or a general audience?
* **Think about the content:** What topics do your posts under this tag typically cover?
* **Use keywords:** Include relevant keywords like “貓瘟” (Feline Distemper), “症狀” (symptoms), “預防” (prevention), “治療” (treatment), and “疫苗” (vaccine) for better SEO.
* **Keep it concise:** WordPress tag descriptions should be short, but informative enough to entice readers.

I recommend choosing options 2 or 5 depending on the level of details you want to provide. Edit and customize the chosen description to match your website’s style and the specific content you’ll be tagging. Remember to use Traditional Chinese characters correctly. Good luck!