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

• I have not certainly detected her pulse and the palpitation acceleration and the pupil expanding.
  我并没有发觉她的脉搏和心跳加速，瞳孔扩大。
• Displacement, Initial velocity, Final velocity, Acceleration and Time.
  位移，初速度，末速度，加速度和时间。
• The relationship among acceleration, force and the motion direction is discussed.
  讨论了加速度与受力、运动方向之间的关系。
• Third-order profile generation with on-the-fly velocity, acceleration, jerk and target position changes.
  三阶剖面一代对-飞行速度，加速度，反射和目标位置的改变。
• Increases engine power and acceleration.
  增强发动机功率和加速度。
• The acceleration of economic globalization requires the formulation of the anti-monopoly law and regulations of competition.
  经济全球化进程的加快要求我国健全经济法制，尽快制定反垄断法，对竞争领域的有关问题做出规定。
• 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。
• A self-contained, navigational system based on the measurement of acceleration and attitude.
  以测量飞机的加速和姿态为基础的独立导航系统。
• The interference signal of abnormal acceleration that often appeared in crash tests for a car were analyzed and studied.
  针对某型汽车在碰撞试验中多次出现的异常加速度干扰信号进行了分析和研究。
• Now I would like to calculate with you the acceleration that a cylinder would obtain.
  现在我将和你们一起，计算圆柱会获得的加速度。