backward stroke

简明释义

1. 回程; 2. 返回冲程; 3. 活塞的回程;

英英释义

例句

1.The coach emphasized the importance of practicing the backward stroke for better balance.

教练强调练习后仰划水对提高平衡的重要性。

2.She demonstrated the backward stroke in the water to show how to maintain speed.

她在水中演示了后仰划水，以展示如何保持速度。

3.In swimming, mastering the backward stroke can improve your overall technique.

在游泳中，掌握后仰划水可以提高你的整体技术。

4.During the lesson, we focused on perfecting the backward stroke technique.

在课程中，我们专注于完善后仰划水的技巧。

5.The backward stroke is essential for swimmers who want to excel in competitions.

对于想要在比赛中脱颖而出的游泳者来说，后仰划水是必不可少的。

作文

In the world of sports, particularly in swimming, techniques play a crucial role in performance. One of the most fascinating strokes is the backstroke. This stroke requires a unique approach, as swimmers lie on their backs and use a specific method to propel themselves through the water. The key to mastering this technique lies in the execution of the backward stroke, which is essential for maintaining speed and balance. The backward stroke involves a coordinated movement of the arms and legs, allowing the swimmer to glide smoothly while keeping their head above water.When learning the backward stroke, athletes often focus on their arm movements first. The arms should move in a circular motion, entering the water at the top and pulling down and back towards the hips. This motion creates propulsion, which is vital for moving forward efficiently. Additionally, the timing of the backward stroke is crucial; swimmers must ensure that their arms are synchronized with their leg kicks to maintain momentum.Leg kicks are equally important when performing the backward stroke. Swimmers should use a flutter kick, which involves alternating the legs in a rapid motion. This kick not only helps in propulsion but also aids in keeping the swimmer's body aligned and balanced in the water. The combination of the arm movements and leg kicks creates a rhythm that is essential for effective swimming.Another aspect to consider is the position of the head during the backward stroke. Swimmers need to keep their heads still and look straight up at the ceiling or sky. This position helps to maintain proper body alignment, reducing drag and allowing for smoother movement through the water. Any unnecessary head movement can disrupt the swimmer's balance and slow them down.Breathing techniques also play a significant role in executing the backward stroke. Since swimmers are on their backs, they can breathe more freely compared to other strokes. However, they must still develop a rhythm that allows them to take breaths without interrupting their stroke pattern. Timing their breaths with the arm movements can help maintain a steady flow and prevent fatigue.In competitions, the backward stroke can be a game-changer. Swimmers who master this technique often have a competitive edge over their peers. They can cover distances quickly while conserving energy, allowing them to maintain their speed throughout the race. Coaches emphasize the importance of practicing the backward stroke regularly to refine the technique and improve overall performance.In conclusion, the backward stroke is an essential component of swimming that requires practice and dedication. By focusing on arm movements, leg kicks, head position, and breathing techniques, swimmers can enhance their skills and achieve greater success in the water. Mastering this stroke not only improves individual performance but also contributes to the overall success of a swimming team. As athletes continue to train and perfect their technique, the backward stroke will remain a fundamental aspect of competitive swimming, showcasing the beauty and complexity of this incredible sport.

在体育界，尤其是在游泳中，技术在表现中起着至关重要的作用。其中一种最迷人的泳姿是仰泳。这种泳姿需要独特的方法，因为游泳者仰卧并使用特定的方法在水中推进。掌握这一技术的关键在于执行后退划水，这对于保持速度和平衡至关重要。后退划水涉及手臂和腿部的协调运动，使游泳者能够顺畅地滑行，同时保持头部在水面上。在学习后退划水时，运动员通常首先关注手臂的动作。手臂应以圆周运动移动，进入水面时从顶部开始，向下拉并向臀部方向划动。这种动作产生了推进力，这对于有效地向前移动至关重要。此外，后退划水的时机也很关键；游泳者必须确保手臂与腿部踢水的同步，以保持动力。在执行后退划水时，腿部踢水同样重要。游泳者应使用抖动踢，这涉及到快速交替的腿部动作。这种踢不仅有助于推动，还能帮助游泳者保持身体在水中的对齐和平衡。手臂动作和腿部踢水的结合形成了有效游泳所需的节奏。另一个需要考虑的方面是游泳者在执行后退划水时头部的位置。游泳者需要保持头部静止，直视天花板或天空。这一姿势有助于保持适当的身体对齐，减少阻力，使水中运动更加顺畅。任何不必要的头部运动都可能干扰游泳者的平衡，减慢速度。呼吸技巧在执行后退划水中也发挥着重要作用。由于游泳者仰卧，他们可以比其他泳姿更自由地呼吸。然而，他们仍然必须发展出一种节奏，使他们能够在不打断划水模式的情况下进行呼吸。将呼吸的时机与手臂的动作相结合，可以帮助保持稳定的流量，防止疲劳。在比赛中，后退划水可能会成为改变游戏规则的因素。掌握这一技术的游泳者往往在同龄人中具有竞争优势。他们可以快速覆盖距离，同时节省能量，从而在比赛中保持速度。教练强调定期练习后退划水的重要性，以改善技术和提高整体表现。总之，后退划水是游泳的一个基本组成部分，需要实践和奉献。通过关注手臂动作、腿部踢水、头部位置和呼吸技巧，游泳者可以提升技能并在水中取得更大的成功。掌握这一泳姿不仅提高个人表现，也为游泳队的整体成功做出贡献。随着运动员不断训练和完善技术，后退划水将继续成为竞技游泳的基本方面，展示这项令人难以置信的运动的美丽和复杂性。