求翻译：Backbends are the most uplifting of all yoga poses, yet many students find them challenging or even painful. The secret to joyful backbending lies in learning how to make space in both the front and back of the body. Lois will guide you pose by pose using Anusara Yoga Universal Principles of Alignment, showing you how to practice with ease and go deeper into poses that may have baffled you!是什么意思？

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