Here are a few options for a WordPress post tag description, with varying levels of detail and focus, all in Traditional Chinese:

**Option 1: Simple & Direct**

* **Description:** 了解您應該多久訓練一次以獲得最佳效果。 (Understand how often you should train for optimal results.)

**Option 2: More Informative**

* **Description:** 探討不同目標和訓練計畫的理想每週訓練次數。 包含健身頻率、恢復時間，以及如何根據您的健身水平調整。 (Explores the ideal number of training sessions per week for different goals and training plans. Includes workout frequency, recovery time, and how to adjust based on your fitness level.)

**Option 3: Focus on Practicality**

* **Description:** 尋找適合您的每週訓練次數建議？ 我們探討了不同運動項目、目標及健身程度，協助您制定有效的訓練計畫。 (Looking for recommendations on how many times to train per week? We explore different sports, goals, and fitness levels to help you build an effective workout plan.)

**Option 4: SEO Friendly**

* **Description:** 每週訓練次數是健身成功的關鍵。瞭解正確的頻率，幫助您實現瘦身、增肌或提升體能的目標。 涵蓋重量訓練、有氧運動及恢復時間。 (Weekly training frequency is key to fitness success. Understand the right frequency to help you achieve your goals of slimming down, building muscle, or improving physical fitness. Covers weight training, cardio, and recovery time.)

**Key Considerations for Choosing:**

* **The Overall Purpose:** What are you trying to achieve with your tag? Is it meant for organization, SEO, or providing quick information to the user?
* **The Content of Your Posts:** The description should accurately reflect the content of the posts you will tag with “週訓練次數”.
* **Audience:** Consider your target audience and what information they are likely looking for.
* **Length:** WordPress allows for reasonably long descriptions, but generally shorter is better for user experience. You can experiment with a few of these and see which one fits best.

I recommend Option 4 if you want to optimize for SEO. Choose the one that best fits your content and your audience. Remember to add the description directly in the WordPress tag editing section.