Objective: to establish a more accurate and physiological biomechanical model of the muscles related to the hip joint.

目的：建立精确、接近生理的髋关节周围肌肉三维生物力学模型。

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Stretching the muscles and tendons through physical therapy can also be useful in alleviating the symptoms of a snapping hip.

进行理疗，拉伸肌肉和筋腱，也有助于缓解声响髋关节的症状。

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As runners, triathletes need to recognize the importance of strengthening our hip flexor muscles.

作为一个跑步者，三项赛的需要让我们认识到臀大肌的重要性。

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Muscle activation: This phase involves four-second contractions of major muscle groups in the lower body, including calves, quadriceps, hamstrings, hip flexors, groin, and hip and lower back muscles to help athletes increase awareness of individual muscle groups.

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