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

• This paper researched the test system of impact deceleration based on the virtual instrument technology, gave detailed exposition of its function, composition, theory and applications.
  研究了基于虚拟仪器技术的冲击减速度测试系统，详细阐述了其功能、构成、原理以及应用。
• And all of these events are playing out against the backdrop of a deceleration in major economies.
  因而，在主要经济体经济减速的背景下，所有因素都对其不利。
• The question is how fast the deceleration will be.
  问题在于减速会有多快。
• A new type of constant deceleration hydraulic braking system of mine hoist was designed on the basis of the traditional hydraulic braking system.
  在传统的液压制动系统的基础上设计了一种新型的恒减速液压制动系统并详细介绍了新型制动系统的主要结构、功能和性能特点。
• The deceleration downshift function is also active.
  减速降档功能也处于活动状态。
• 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；
• Idle Deceleration Process Simulation and Experiment Study of the Engine
  发动机空载减速过程仿真与试验研究
• First, deceleration can hurt.
  首先，经济减速可能造成不利影响。
• After the deceleration curves were optimized using Gauss pseudospectral method ( GPM), a close loop control method was employed in tracking the optimal trajectory by feedback linearization.
  基于高斯伪谱方法（GPM）对飞机和阻拦索接触后的降速曲线进行了优化，并应用反馈线性化闭环跟踪优化之后的降速曲线。
• The ZC-FV ­ 41M Drive Recorder with G sensor is automatically activated upon rapid acceleration or deceleration.
  该ZC-FV­41M硬盘录像机通过G传感器自动启动后迅速加速或减速。