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

• If the angular velocity of a body changes, it is said to have an angular acceleration.
  如果物体的角速度是改变的，就说这个物体具有角加速度。
• 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
• Then, the slope dynamic response was analyzed and the stress, displacement, velocity and acceleration were studied.
  然后进行边坡动力响应分析，研究了应力、位移、速度和加速度的动力响应结果；
• 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。
• That's also important& the acceleration is in the direction of the force.
  这一也十分重要-，加速度与力方向相同。
• 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。
• For a sprinter, speed and acceleration are important.
  对短跑运动员来说，速度和加速能力是重要的。
• The engine delivers instant acceleration whatever the revs.
  不论转速如何，发动机都可以立即加速。
• 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。