lower limb

简明释义

下缘

英英释义

例句

1.Exercises focusing on the lower limb are essential for athletes.

针对下肢的锻炼对运动员来说至关重要。

2.He felt a sharp pain in his lower limb after running for an hour.

他在跑了一个小时后感到下肢有剧烈疼痛。

3.A fracture in the lower limb can lead to significant mobility issues.

如果下肢骨折可能会导致严重的行动问题。

4.Physical therapy can help improve strength in the lower limb after surgery.

物理治疗可以帮助在手术后增强下肢的力量。

5.The doctor examined the patient's lower limb to check for any signs of injury.

医生检查了病人的下肢以查看是否有受伤的迹象。

作文

The human body is an incredible structure, composed of various systems that work harmoniously to allow us to perform daily activities. Among these systems, the musculoskeletal system plays a crucial role, particularly when it comes to mobility. One of the most vital components of this system is the lower limb, which includes the thighs, knees, calves, and feet. The lower limb (下肢) is essential for walking, running, jumping, and maintaining balance. Without it, our ability to move freely would be severely compromised.Understanding the anatomy of the lower limb is fundamental for anyone interested in health and fitness. The lower limb is divided into several parts, each with its own unique function. The femur, or thigh bone, is the longest and strongest bone in the body, providing the necessary support for standing and walking. The knee joint, where the femur meets the tibia and fibula, allows for bending and straightening, which is crucial for activities like climbing stairs or cycling.The muscles associated with the lower limb are equally important. The quadriceps and hamstrings work in opposition to facilitate movement at the knee joint. The calf muscles, including the gastrocnemius and soleus, are responsible for pushing off the ground while walking or running. Together, these muscles enable a wide range of movements, from simple walking to complex athletic maneuvers.In addition to muscles and bones, the lower limb also contains ligaments and tendons that provide stability and strength. Ligaments connect bones to other bones, while tendons connect muscles to bones. This intricate network ensures that the lower limb can withstand the stresses of daily activity and physical exertion. However, injuries to the lower limb are common, especially among athletes. Sprains, fractures, and tendonitis can all occur, leading to pain and restricted movement.To maintain a healthy lower limb, regular exercise and proper care are essential. Strength training exercises can help build muscle around the joints, providing additional support and stability. Flexibility exercises, such as stretching, can improve the range of motion and prevent injuries. Additionally, wearing appropriate footwear can reduce the risk of strain and injury during physical activities.In conclusion, the lower limb (下肢) is a vital part of the human body that enables us to perform everyday tasks and engage in physical activities. By understanding its anatomy and function, we can better appreciate the importance of taking care of our lower limb. Whether through exercise, proper footwear, or injury prevention strategies, prioritizing the health of our lower limb will enhance our overall well-being and quality of life.

人体是一个令人难以置信的结构，由各种系统组成，这些系统和谐地工作，使我们能够进行日常活动。在这些系统中，肌肉骨骼系统发挥着至关重要的作用，特别是在移动方面。其中一个最重要的组成部分是下肢，包括大腿、膝盖、小腿和脚。下肢(lower limb) 对于行走、奔跑、跳跃和保持平衡至关重要。没有它，我们自由移动的能力将受到严重限制。理解下肢的解剖学对于任何对健康和健身感兴趣的人来说都是基本的。下肢分为几个部分，每个部分都有其独特的功能。股骨，即大腿骨，是人体最长、最强的骨头，为站立和行走提供必要的支持。膝关节是股骨与胫骨和腓骨相接的地方，允许弯曲和伸展，这对于爬楼梯或骑自行车等活动至关重要。与下肢相关的肌肉同样重要。股四头肌和腿筋相互对抗，以促进膝关节的运动。小腿肌肉，包括腓肠肌和比目鱼肌，负责在行走或奔跑时推动地面。所有这些肌肉共同使得从简单的行走到复杂的运动动作成为可能。除了肌肉和骨骼，下肢还包含韧带和肌腱，提供稳定性和力量。韧带将骨头连接到其他骨头，而肌腱则将肌肉连接到骨头。这一复杂的网络确保了下肢能够承受日常活动和身体运动的压力。然而，下肢受伤是很常见的，尤其是在运动员中。扭伤、骨折和肌腱炎都可能发生，导致疼痛和活动受限。为了保持健康的下肢，定期锻炼和适当的护理是必不可少的。力量训练可以帮助增强关节周围的肌肉，提供额外的支持和稳定性。柔韧性练习，如拉伸，可以改善活动范围并预防受伤。此外，穿着合适的鞋子可以减少在体育活动中拉伤和受伤的风险。总之，下肢(lower limb) 是人体的重要组成部分，使我们能够执行日常任务并参与体育活动。通过理解其解剖学和功能，我们可以更好地欣赏照顾我们的下肢的重要性。无论是通过锻炼、适当的鞋子还是防止受伤的策略，优先考虑下肢的健康将提升我们的整体健康和生活质量。