rolling motion

简明释义

横摇运动

英英释义

例句

1.In physics class, we learned how rolling motion differs from sliding.

在物理课上，我们学习了滚动运动与滑动的区别。

2.The toy car uses rolling motion to move across the floor.

玩具车利用滚动运动在地板上移动。

3.The ball traveled down the hill in a smooth rolling motion.

球沿着山坡以平滑的滚动运动向下滚去。

4.When the car turns, it experiences a rolling motion that helps it navigate the curve.

当汽车转弯时，它经历了一个有助于它驶过弯道的滚动运动。

5.The skateboarder's tricks involve a lot of rolling motion on the ramps.

滑板手的特技涉及在斜坡上的大量滚动运动。

作文

The concept of rolling motion is fascinating and can be observed in various aspects of our daily lives. When we think about rolling motion, we often envision a ball rolling down a hill or a wheel turning on an axle. This type of motion is characterized by the combination of translational and rotational movement, where an object moves along a surface while simultaneously rotating around its own axis. Understanding rolling motion is essential in physics, engineering, and even sports. In physics, the principles of rolling motion are governed by Newton's laws of motion. For instance, when a sphere rolls down an incline, gravity causes it to accelerate. However, the way it rolls depends on its shape and the surface it rolls on. A smooth surface allows for a more efficient rolling motion, while a rough surface may create more friction, slowing the object down. The balance between these forces is crucial in determining how fast an object will roll and how far it will travel. In engineering, the understanding of rolling motion plays a significant role in the design of vehicles and machinery. For example, wheels are designed to minimize friction and maximize efficiency during rolling motion. Engineers must consider factors such as the material of the wheel, the surface texture, and the weight distribution of the vehicle to ensure optimal performance. The study of rolling motion also extends to robotics, where engineers design robots that can navigate various terrains using wheels or tracks that facilitate smooth rolling motion. In sports, rolling motion is a critical element in many activities. Take bowling, for example. The bowler aims to achieve a perfect rolling motion with the bowling ball to knock down as many pins as possible. The angle at which the ball is released, the speed, and the spin all contribute to the effectiveness of the rolling motion. Athletes spend hours perfecting their techniques to ensure that they can achieve the ideal rolling motion for their sport. Additionally, understanding rolling motion helps us appreciate the mechanics behind everyday objects. For instance, when you push a toy car, you initiate a rolling motion that allows it to move forward. The wheels of the car rotate while the entire car translates across the floor. This simple action demonstrates the fundamental principles of rolling motion in a way that is easy to visualize. In conclusion, rolling motion is a fundamental concept that permeates various fields, from physics and engineering to sports and everyday life. By studying and understanding rolling motion, we gain insight into how objects move and interact with their environments. Whether it’s a ball rolling down a hill or a car driving on the road, the principles of rolling motion are at play, making it an essential topic for anyone interested in the mechanics of movement.

“滚动运动”的概念令人着迷，可以在我们日常生活的各个方面观察到。当我们想到“滚动运动”时，我们常常想象一个球从山坡上滚下来，或者一个轮子在轴上转动。这种运动的特点是平移运动和旋转运动的结合，物体在表面上移动，同时围绕自己的轴旋转。理解“滚动运动”在物理学、工程学甚至体育中都是至关重要的。在物理学中，“滚动运动”的原理受牛顿运动定律的支配。例如，当一个球体沿斜面滚下时，重力使其加速。然而，它的滚动方式取决于它的形状和它所滚动的表面。光滑的表面允许更高效的“滚动运动”，而粗糙的表面可能会产生更多的摩擦，从而减缓物体的速度。这些力之间的平衡对于确定物体的滚动速度和行进距离至关重要。在工程学中，对“滚动运动”的理解在车辆和机械的设计中起着重要作用。例如，轮子的设计旨在最小化摩擦并最大化“滚动运动”的效率。工程师必须考虑轮子的材料、表面纹理和车辆的重量分布等因素，以确保最佳性能。“滚动运动”的研究还延伸到机器人技术，工程师设计能够通过各种地形导航的机器人，使用促进平滑“滚动运动”的轮子或履带。在体育运动中，“滚动运动”是许多活动中的关键元素。以保龄球为例。保龄球手旨在用保龄球实现完美的“滚动运动”，以尽可能多地击倒球瓶。球的释放角度、速度和旋转都对“滚动运动”的有效性产生影响。运动员花费数小时完善他们的技术，以确保他们能够实现理想的“滚动运动”。此外，理解“滚动运动”有助于我们欣赏日常物体背后的机制。例如，当你推一个玩具车时，你启动了一个“滚动运动”，使其向前移动。车轮旋转，而整个车在地板上平移。这一简单的动作以易于可视化的方式展示了“滚动运动”的基本原理。总之，“滚动运动”是一个基本概念，渗透到物理学、工程学、体育和日常生活的各个领域。通过研究和理解“滚动运动”，我们获得了有关物体如何移动和与环境相互作用的深刻见解。无论是一个球在山坡上滚动，还是一辆车在道路上行驶，“滚动运动”的原理都在发挥作用，使其成为任何对运动机制感兴趣的人必不可少的主题。