Here are a few options for the description of the WordPress post tag “貓愛滋病” (Māo àizhībìng, meaning Cat AIDS) in Traditional Chinese, with varying levels of detail and focus:

**Option 1 (Concise and Informative):**

> 關於貓愛滋病的相關資訊，包括成因、症狀、診斷、治療與預防。了解貓愛滋病對愛貓的影響，以及如何保護牠們的健康。
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> _(Guānyú māo àizhībìng de xiāngguān zīxùn, bāokuò chéngyīn, zhèngzhuàng, zhěnduàn, zhìliáo yǔ yùfáng. Liǎojiě māo àizhībìng duì àimāo de yǐngxiǎng, yǐjí rúhé bǎohù tāmen de jiànkāng.)_
>
> Translation: Information about Cat AIDS, including causes, symptoms, diagnosis, treatment, and prevention. Understand the impact of Cat AIDS on your beloved cats and how to protect their health.

**Option 2 (Slightly More Detailed):**

> 探索關於貓免疫缺陷病毒 (FIV) 的文章，也就是俗稱的貓愛滋病。 我們將深入探討貓愛滋病對貓咪健康的危害，介紹如何避免感染，以及如何照護已感染的貓咪。
>
> _(Tànsuǒ guānyú māo miǎnyì quēxiàn bǐngdú (FIV) de wénzhāng, yě jiùshì súchēng de māo àizhībìng. Wǒmen jiāng shēnrù tàn tǎo māo àizhībìng duì māomī jiànkāng de wēihài, jièshào rúhé bìmiǎn gǎn rǎn, yǐjí rúhé zhàokù yǐ gǎn rǎn de māomī.)_
>
> Translation: Explore articles about Feline Immunodeficiency Virus (FIV), commonly known as Cat AIDS. We will delve into the dangers of Cat AIDS for cat health, introduce how to avoid infection, and how to care for infected cats.

**Option 3 (Focus on Prevention and Care):**

> 專注於貓愛滋病的預防與照護。 了解如何透過適當的醫療、環境控制與生活方式，降低愛貓感染貓愛滋病的風險。 以及，如果貓咪不幸感染，如何提供牠們最好的生活品質。
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> _(Zhuānzhù yú māo àizhībìng de yùfáng yǔ zhàokù. Liǎojiě rúhé tōngguò shìdàng de yīliáo, huánjìng kòngzhì yǔ shēnghuó fāngshì, jiàngdī àimāo gǎn rǎn māo àizhībìng de fēngxiǎn. Yǐjí, rúguǒ māomī bùxìng gǎn rǎn, rúhé tígōng tāmen zuì hǎo de shēnghuó pǐnzhí.)_
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> Translation: Focused on the prevention and care of Cat AIDS. Learn how to reduce the risk of your beloved cat contracting Cat AIDS through appropriate medical care, environmental control, and lifestyle. And, if your cat is unfortunately infected, how to provide them with the best quality of life.

**Option 4 (Emphasizing Awareness):**

> 提高對貓愛滋病的認識與關注。 了解這個疾病對貓咪福祉的影響，並為牠們創造更安全、更健康的生活環境。 透過分享知識，幫助更多的貓咪和牠們的主人。
>
> _(Tígāo duì māo àizhībìng de rènshì yǔ guānzhù. Liǎojiě zhège jíbìng duì māomī wěiniù de yǐngxiǎng, bìng wèi tāmen chuàngzào gèng ānquán, gèng jiànkāng de shēnghuó huánjìng. Tōngguò fēnxiǎng zhīshì, bāngzhù gèng duō de māomī hé tāmen de zhǔrén.)_
>
> Translation: Raising awareness and attention to Cat AIDS. Understand the impact of this disease on the well-being of cats and create a safer, healthier living environment for them. By sharing knowledge, help more cats and their owners.

**How to Choose:**

* Consider the focus of your blog. Is it primarily focused on prevention, treatment, or general pet care?
* Think about the length requirements of your WordPress tag description field.
* Choose the description that best suits the tone and style of your blog.

I recommend Option 1 or 2 for a good balance of brevity and information. Make sure to adapt it further to your specific blog’s needs.