Here are a few descriptions for the WordPress post tag “受精” (Shòu Jīng – Fertilization) in Traditional Chinese, catering to different potential audiences and contexts:

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

> 揭示生命的起源！了解受精過程：精子與卵子的結合，孕育新生命的奇妙時刻。

> *Translation:* Reveal the origin of life! Learn about the process of fertilization: the amazing moment when sperm and egg unite, giving birth to new life.
>
> *Suitable for:* General audience, science enthusiasts.

**Option 2 (More Detailed & Specifically Biology-Oriented):**

> 受精，生命科學的核心環節。探索精子如何穿透卵子的外膜，啟動重要的細胞分裂和發育過程。了解受精對遺傳和物種繁衍的重要性。

> *Translation:* Fertilization, the core link in life science. Explore how sperm penetrates the outer membrane of the egg, initiating important cell division and developmental processes. Understand the importance of fertilization for inheritance and species reproduction.
>
> *Suitable for:* Students, those interested in biology and reproduction.

**Option 3 (Focus on Human Reproduction):**

> 孕育生命的旅程：受精在人類生殖中的角色。深入了解受精的機制，影響因素，以及在懷孕早期階段的重要意義。

> *Translation:* The journey of nurturing life: The role of fertilization in human reproduction. Delve into the mechanisms and influencing factors of fertilization, and its significance in the early stages of pregnancy.
>
> *Suitable for:* Those interested in human health, family planning, pregnancy.

**Option 4 (More Artistic/Poetic):**

> 爱的火花：受精，生命的奇妙启程，创造无限可能。

> *Translation:* The spark of love: Fertilization, the wonderful beginning of life, creating infinite possibilities.
>
> *Suitable for:* More creative or metaphorical posts about the topic.

**How to choose the best description:**

* **Consider your audience:** Who are you writing for? A general audience or a more specialized one?
* **Consider the content of the associated posts:** Does your post focus on biology, human reproduction, or something else? The description should align with the content.
* **Keep it concise:** WordPress tag descriptions should be relatively brief.

You can also add keywords that help with search engine optimization (SEO) for your readers, such as if you are intending to deliver your content to people looking for it on online search engines. For example, for option 2, you could extend with additional details:
> 受精，生命科學的核心環節。探索精子如何穿透卵子的外膜，啟動重要的細胞分裂和發育過程。了解受精對遺傳和物種繁衍的重要性，包括精子和卵子的受精過程，受精卵的形成，以及對胚胎發育的影響(包括：受精、精子、卵子、細胞分裂、胚胎發育、生物學、生殖)

Good luck creating your WordPress posts!