acceleration

英 [əkˌseləˈreɪʃn]

美 [əkˌseləˈreɪʃn]

n.  加速; 加快; (车辆)加速能力，加速的幅度; 加速度

复数：accelerations　

CET4TOEFL化学

Collins.1 / BNC.7072 / COCA.8018

牛津词典

noun

• 加速；加快
  an increase in how fast sth happens
  1. an acceleration in the rate of economic growth
     经济增长加速
• （车辆）加速能力，加速的幅度
  the rate at which a vehicle increases speed
  1. a car with good acceleration
     加速性能良好的汽车
• 加速度
  the rate at which the velocity (= speed in a particular direction) of an object changes

柯林斯词典

• N-UNCOUNT 加快；增速
  Theacceleration ofa process or change is the fact that it is getting faster and faster.
  1. He has also called for an acceleration of political reforms.
     他同时呼吁加快政治改革的步伐。
  2. ...the sharp acceleration in job losses.
     失业的急速增加
• N-UNCOUNT （汽车等的）加速能力，加速幅度
  Accelerationis the rate at which a car or other vehicle can increase its speed, often seen in terms of the time that it takes to reach a particular speed.
  1. Acceleration to 60 mph takes a mere 5.7 seconds.
     加速到时速60英里只需要5.7秒。
• 加速度
  Accelerationis the rate at which the speed of an object increases.

英英释义

noun

• the act of accelerating
  Synonym:quickeningspeedup
• an increase in rate of change
  1. modern science caused an acceleration of cultural change
• (physics) a rate of increase of velocity

双语例句

• Einstein's elevator; Artillery range; Uniform acceleration and circular motion using dimensional analysis.
  爱因斯坦电梯；炮火范围；匀加速度和圆周运动的量纲分析。
• The new output is redefined according to the missile normal overload and angle acceleration.
  根据导弹的法向过载和角加速度重新定义了新输出量。
• The Development and Application of Fiber Optic Acceleration Sensor System
  光纤加速度传感器系统的研究和应用
• To remove the ambiguity, these laws should refer to the velocity and the acceleration of the center of mass.
  要避免含糊，这些定律所指的应当是质心的速度和加速度。
• That's the tension and this is the acceleration.
  此处有张力和加速度。
• When we have gravity an object is influenced by the gravitational acceleration and the gravitational acceleration is a constant.
  当我们考虑到重力时，物体受重力，加速度影响，重力加速度，是一个常数。
• Increases engine power and acceleration.
  增强发动机功率和加速度。
• The expression of the relation between force, mass and acceleration is as follows.
  力、质量和加速度之间的关系表示如下。
• He has also called for an acceleration of political reforms.
  他同时呼吁加快政治改革的步伐。
• Worn by fliers and astronauts to counteract the forces of gravity and acceleration.
  飞行员和宇航员穿着来抵消重力和加速度的作用力的一种衣服。