Here are a few options for a WordPress post_tag description, catering to different levels of detail and focus, and all in Traditional Chinese, for the tag “接種”:

**Option 1 (Concise & General):**

> 關於疫苗注射、接種疫苗及相關資訊的標籤。
>
> (Guān yú yìmiáo zhùshè, jiēzhǒng yìmiáo jí xiāngguān zīxùn de biāoqiān.)
>
> _Translation: A tag about vaccination, receiving vaccinations, and related information._

**Option 2 (More Specific & Emphasizing Health):**

> 涵蓋各種疫苗接種、免疫計劃、健康諮詢及疫苗接種相關的健康議題。
>
> (Hángài gèzhǒng yìmiáo jiēzhǒng, miǎnyì jìhuà, jiànkāng zīxún jí yìmiáo jiēzhǒng xiāngguān de jiànkāng yìtí.)
>
> _Translation: Covering various vaccinations, immunization programs, health consultations, and health topics related to vaccinations._

**Option 3 (Focusing on Current Events and Potential News):**

> 彙集有關疫苗接種、新冠疫苗、其他傳染病疫苗、疫苗接種最新消息與相關報導。
>
> (Huìjí yǒuguān yìmiáo jiēzhǒng, xīnguān yìmiáo, qítā chuánrǎn bìng yìmiáo, yìmiáo jiēzhǒng zuìxīn xiāoxi yǔ xiāngguān bàodǎo.)
>
> _Translation: Gathering information about vaccination, COVID-19 vaccines, other infectious disease vaccines, the latest news on vaccinations, and related reports._

**Option 4 (Simple & Focused):**

> 疫苗接種相關文章。
>
> (Yìmiáo jiēzhǒng wénzhāng guānlián.)
>
> _Translation: Articles related to vaccination._

**Which Option to Choose:**

* **Choose Option 1 or 4** if you want a general and simple description that is universally applicable.
* **Choose Option 2** if you want to emphasize the broader health context and include more health-related aspects.
* **Choose Option 3** if your website frequently covers current events and news regarding vaccination. This is particularly useful if the site focuses on up-to-date information.

You can also tailor these according to your specific content and site’s audience. Just pick the one that best reflects the focus of the posts you tag with “接種”. Remember to adjust the descriptions to match the tone and style of your specific WordPress site. Remember to include the description in WordPress when you create or edit the tag.