deceleration

英 [ˌdiːseləˈreɪʃn]

美 [ˌdiːseləˈreɪʃn]

n.  减速（度）；降速；负加速度；制动（止）；熄灭; 缩写词为dec

复数：decelerations　

医学

BNC.26519 / COCA.23140

柯林斯词典

• VERB 降低速度;减速行驶（或动转）
  When a vehicle or machinedeceleratesor when someone in a vehicledecelerates, the speed of the vehicle or machine is reduced.
  1. ...the sensation of the train decelerating.
     列车正在减速的感觉
• VERB (通货膨胀、经济增长等的速度)减缓，放慢
  When the rate of something such as inflation or economic growthdecelerates, it slows down.
  1. Inflation has decelerated remarkably over the past two years.
     过去的两年里通货膨胀已经明显放缓。

英英释义

noun

• the act of decelerating
  1. he initiated deceleration by braking
• a decrease in rate of change
  1. the deceleration of the arms race
  Synonym:slowingretardation
• (physics) a rate of decrease in velocity

双语例句

• We have witnessed the Dow rise on economic news indicating deceleration of activity.
  我们看到，经济新闻显示经济活动减速，但是道琼斯指数依然上涨。
• Simulation results showed that the drive system works well in dynamic conditions, in terms of acceleration, deceleration and load torque changes.
  仿真结果表明：使用该控制策略的调速系统在加减速运行和负载转矩变化等场合均具有良好的动态性能；
• The turning of your life this year comes to support a certain deceleration of your general metabolism.
  这一年，你生命中的转折点是减缓新陈代谢更新的速度。
• Complicated deceleration need be fitted to simplified wave to more analyze and research during vehicle structure and occupant restraint system safety design of full frontal impact.
  在正面碰撞车体结构和乘员约束系统设计中，需要把复杂的减速度拟合成简化的波型以利于进一步分析和研究。
• In the traditional acceleration and deceleration control method, the vibration caused by acceleration discontinuity affects the machining quality and equipment life.
  传统的加减速控制方法由于加速度的不连续性，易使机床产生冲击，影响零件加工质量和机床使用寿命。
• In order to improve the operating efficiency of the elevator floor of the accuracy of peace, system requirements can increase the car, braking deceleration, as well as effective control.
  为了提高电梯的运行效率和平层的精度，系统要求能对轿厢的加、减速以及制动进行有效的控制。
• It registers the severity of the crash by6 the deceleration data from the airbag's sensor.
  这个装置可以通过安全气囊感应器上的减速数据记录下车祸的严重程度。
• The acceleration time and deceleration time were corrected with pulse pressure and heart rate ( ATi and DTi).
  经心率和脉压矫正后的加速时间（ATi）和减速时间（DTi）。
• We believe this is a positive set of data which shows the economy has ended its deceleration.
  我们相信这是一组利好数据，显示中国经济已不再减速。
• This product is a non-gear deceleration device.
  本品可作为低速传动系统中的驱动元件。