| 单词 | deceleration |
| 释义 | deceleration (once / 39663 pages) n Deceleration is a slowing down: the unexpected deceleration of your car might mean that you've run out of gas. Use the noun deceleration when you talk about a gradual decrease in speed. When you're on a Ferris wheel, its deceleration tells you that the ride is almost over, and the deceleration of a train at a railroad crossing happens for safety reasons. The opposite of deceleration is acceleration, or speeding up. The word deceleration was originally an 1890's railroad term, constructed by adding de, or "the opposite of" to acceleration. WORD FAMILYdeceleration: decelerations+/decelerate: decelerated, decelerates, decelerating, deceleration USAGE EXAMPLESRegardless of what Trump does, he said, Lennox expects a deceleration of new regulations. Washington Post(Dec 27, 2016) The error introduced by Earth’s deceleration is cumulative. Economist(Dec 08, 2016) He called the action Newman described — acceleration to deceleration to reacceleration — the most stressful on a player’s body outside of collisions. New York Times(Nov 30, 2016) 1n a decrease in rate of change the deceleration of the arms race Syn|Ant|Hyper retardation, slowing acceleration an increase in rate of change alteration, change, modification an event that occurs when something passes from one state or phase to another 2n the act of decelerating; decreasing the speed he initiated deceleration by braking Ant|Hyper acceleration, quickening, speedup the act of accelerating; increasing the speed hurrying, speed, speeding changing location rapidly 3n (physics) a rate of decrease in velocity Ant|Hyper acceleration (physics) a rate of increase of velocity rate a magnitude or frequency relative to a time unit |
| 随便看 |
英语词典包含147318条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。