acceleration
英 [əkˌsel.əˈreɪ.ʃən]
美 [əkˌsel.əˈreɪ.ʃən]
物理中用 a 表示加速度,其中的 a 就是单词 acceleration 的首字母缩写。
- acceleration (n.)
- 1530s, from Latin accelerationem (nominative acceleratio) "a hastening," noun of action from past participle stem of accelerare "to hasten, quicken" (see accelerate).
- 1. Acceleration is accompanied by a resonating growl from the gearbox.
- 变速箱随着加速传来一阵轰鸣。
- 2. The engine delivers instant acceleration whatever the revs.
- 不论转速如何,发动机都可以立即加速。
- 3. an acceleration in the rate of economic growth
- 经济增长加速
- 4. Acceleration and velocity are both vectors.
- 加速度和速度都是矢量。
- 5. All spacemen must be able to bear acceleration.
- 所有太空人都应能承受加速度.