Here are a few options for the description of the WordPress post tag “開合跳” (Traditional Chinese for “Jumping Jacks”), varying in length and focus:

**Option 1: Short & Sweet (Focus on Keyword)**

> 標籤: 開合跳 – 快速有效的全身鍛鍊！ (Tag: Jumping Jacks – Quick and effective full-body workout!)

**Option 2: Slightly more Informative (Focus on Benefits)**

> 標籤: 開合跳 – 低門檻、高效率的有氧運動，提升心肺功能、燃燒卡路里。 (Tag: Jumping Jacks – Low-entry, high-efficiency aerobic exercise, improves cardiovascular function and burns calories.)

**Option 3: More Detailed (Focus on Usage)**

> 標籤: 開合跳 – 隨時隨地都能做的簡單運動。瞭解開合跳的正確姿勢、變化式，以及融入日常訓練中的方法。 (Tag: Jumping Jacks – A simple exercise you can do anytime, anywhere. Learn the correct form, variations, and how to incorporate it into your daily training.)

**Option 4: Friendly & Motivational**

> 標籤: 開合跳 – 想在家輕鬆健身嗎？開合跳是你的好夥伴！一起來跳出健康活力吧！ (Tag: Jumping Jacks – Want to get fit at home with ease? Jumping Jacks are your friend! Let’s jump our way to health and vitality!)

**Choosing the Best Option:**

* **For a general audience, start with options 2 or 4.** These are more engaging and provide a clear understanding of what the tag encompasses.
* **If you have limited space, option 1 is concise and effective for category navigation.**
* **If your content primarily focuses on explaining the exercise, option 3 is more comprehensive.**

Remember to choose the description that best fits the content of your posts and the overall tone of your website. Good luck!