Here are a few options for a WordPress post tag description for “撐多久” (Chēng Duō Jiǔ – How Long?) in Traditional Chinese, catering to different contexts:

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

> 這個標籤集合了與時間、持久性、耐力相關的文章。討論了各種情況下，事物能夠持續的時間，或是如何撐下去。
>
> *This tag collects articles related to time, persistence, and endurance. It discusses how long things can last in various situations, or how to keep going.*

**Explanation:**

* Uses clear and simple language.
* Covers a broad range of topics related to the core meaning.
* Includes a brief English translation for better understanding.

**Option 2 (Focus on Struggle/Challenges):**

> 關於在挑戰和困難中堅持的文章。探討了在壓力、逆境，或是艱苦的情況下，如何撐下去、度過難關。
>
> *Articles about persevering through challenges and difficulties. Explores how to endure, overcome obstacles, and keep going under pressure, adversity, or difficult situations.*

**Explanation:**

* This option is slightly more focused on the aspect of enduring hardship and struggle often implied by “撐多久.”
* Targets articles relating to difficult scenarios and challenges.

**Option 3 (Focus on Duration/Lifespan):**

> 關於事物持續時間、壽命、或是預期壽命的文章。從個人生活到產品，都會探討「撐多久」這個問題。
>
> *Articles about the duration, lifespan, or expected lifespan of things. From personal lives to products, this tag explores the question of “how long?”*

**Explanation:**

* Focuses on the literal meaning of “how long” in terms of measuring time or lifespan.
* Wide range, including object and people’s life expectancy.

**Option 4 (More Casual & Playful):**

> 想知道東西可以撐多久？壓力下的你又能撐多久？都在這裡找到答案！
>
> *Want to know how long something can last? And how long can you last under pressure? Find your answers here!*

**Explanation:**

* More conversational and inviting.
* Appeals to a specific audience, focusing on more practical usage of the tag.

**Choosing the Best Option:**

The best option depends on the type of content you’re writing. Consider the following:

* **What kind of articles are you tagging with “撐多久”?** Are they about survival, product longevity, personal endurance, or something else?
* **What is your overall website’s tone and audience?** A casual option might be suitable for a blog, while a more formal one might be better for a serious news site.

**Recommendation:**

I recommend starting with **Option 1 (General & Broad)** as it is the most versatile and applies to a broader set of articles. You can refine it later if needed. Remember to choose the one that best reflects the articles you’re tagging.