velocities

简明释义

英[vɪˈlɒsɪtiz]美[vəˈlɑsɪtiz]

n. [力]速度（velocity 的复数）

英英释义

单词用法

同义词

反义词

例句

1.When we deal with collisions, the velocities of the objects before the collision are unprimed.

当处理碰撞问题，物体的速度，在碰撞前无撇号。

2.We will discuss velocities and acceleration.

这节课主要讨论速度和加速度。

3.Now, the velocities after the collisions, by convention, are primed.

碰撞后的速度，依惯例，是有撇号的。

4.The basic distribution laws of the tangential and axial velocities of compound hydrocyclones are obtained.

给出了复合式水力旋流器切向速度和轴向速度的基本分布规律。

5.By using cyclone separators to return the entrained solids, even higher gas velocities can be used.

当采用丁旋风分离器来使夹带固体颗粒返回时，还可用更高的气速。

6.Whenever it is necessary to restart the simulation run, an appropriate set of positions and velocities can be reloaded.

在需要重新启动模拟时，可以加载一组合适的位置和速度。

7.This organ has a remarkable ability to sense the velocities of flows.

这个器官有一个值得注意的功能，就是感受水流的速度。

8.In physics, we often study the velocities 速度 of moving objects.

在物理学中，我们经常研究运动物体的速度。

9.The velocities 速度 of the wind can greatly affect weather patterns.

风的速度可以极大地影响天气模式。

10.Scientists measure the velocities 速度 of particles in a collider.

科学家测量粒子在对撞机中的速度。

11.The car reached high velocities 速度 on the highway.

这辆车在高速公路上达到了很高的速度。

12.Different objects fall at different velocities 速度 due to air resistance.

由于空气阻力，不同的物体以不同的速度下落。

作文

In the realm of physics, the concept of velocity is fundamental. It is defined as the rate of change of an object’s position with respect to time, and it is a vector quantity, which means it has both magnitude and direction. When we discuss the different types of motion, we often refer to various velocities (速度) that objects can have. For instance, when a car accelerates on a highway, its velocity (速度) increases as it moves forward, showcasing how speed and direction work together in defining motion.Understanding velocities (速度) is crucial not only in physics but also in everyday life. For example, when we talk about a plane flying from one city to another, we consider its average velocity (速度) to determine how long the journey will take. This average velocity (速度) is calculated by taking the total distance traveled and dividing it by the total time taken. In this way, we can estimate travel times and plan our schedules accordingly.Moreover, the concept of velocities (速度) extends beyond mere calculations; it also plays a significant role in understanding the universe. Astronomers use velocities (速度) to study the movement of celestial bodies. For instance, the velocity (速度) of stars and galaxies helps scientists determine their distance from Earth and their trajectory through space. The Doppler effect, which describes how the frequency of waves changes due to the relative motion of the source and observer, is a phenomenon that illustrates the importance of velocities (速度) in astronomy.In engineering, the concept of velocities (速度) is equally important. Engineers must consider the velocities (速度) of components in machines to ensure they operate efficiently and safely. For instance, in the design of an amusement park ride, engineers must calculate the velocities (速度) at which the ride will operate to ensure that it provides a thrilling experience without compromising safety. Understanding the forces involved and how they relate to velocities (速度) is essential in creating rides that are both exciting and secure.In conclusion, the term velocities (速度) encompasses a wide range of applications across various fields. From physics to astronomy and engineering, understanding velocities (速度) allows us to comprehend the motion of objects and the forces that act upon them. Whether we are calculating the speed of a car or studying the movement of stars, velocities (速度) provide us with valuable insights into the world around us. As we continue to explore and learn, the significance of velocities (速度) will undoubtedly remain a key component of scientific inquiry and practical application.

在物理学领域，速度的概念是基础。它被定义为物体位置相对于时间变化的速率，并且它是一个矢量量，这意味着它具有大小和方向。当我们讨论不同类型的运动时，我们通常会提到物体可以具有的各种速度（速度）。例如，当一辆车在高速公路上加速时，它的速度（速度）随着向前移动而增加，展示了速度和方向如何共同定义运动。理解速度（速度）不仅在物理学中至关重要，而且在日常生活中也很重要。例如，当我们谈论一架飞机从一个城市飞往另一个城市时，我们考虑它的平均速度（速度）来确定旅行将花费多长时间。这个平均速度（速度）是通过将总旅行距离除以总所需时间来计算的。通过这种方式，我们可以估计旅行时间并相应地规划我们的日程。此外，速度（速度）的概念超出了简单的计算；它在理解宇宙方面也发挥着重要作用。天文学家使用速度（速度）研究天体的运动。例如，恒星和星系的速度（速度）帮助科学家确定它们与地球的距离及其在太空中的轨迹。多普勒效应描述了由于源和观察者的相对运动而导致波频率变化的现象，说明了在天文学中速度（速度）的重要性。在工程学中，速度（速度）的概念同样重要。工程师必须考虑机器中组件的速度（速度），以确保它们高效、安全地运行。例如，在游乐园游乐设施的设计中，工程师必须计算游乐设施将以何种速度（速度）运行，以确保它提供刺激的体验而不妨碍安全。理解涉及的力以及它们与速度（速度）的关系对于创建既刺激又安全的游乐设施至关重要。总之，速度（速度）这一术语涵盖了各个领域的广泛应用。从物理学到天文学和工程学，理解速度（速度）使我们能够理解物体的运动及其所受的力。无论我们是在计算汽车的速度还是研究恒星的运动，速度（速度）都为我们提供了对周围世界的宝贵见解。随着我们不断探索和学习，速度（速度）的重要性无疑将继续作为科学探究和实际应用的关键组成部分。