acceleration
英 [?ksel?'re??(?)n]
美[?k's?l?'re??n]
- n. 加速，促進(jìn)；[物] 加速度
CET4TOEFLCET6低頻詞暢通詞匯
詞態(tài)變化
復(fù)數(shù):?accelerations;
助記提示
物理中用 a 表示加速度，其中的 a 就是單詞 acceleration 的首字母縮寫。
英文詞源
- acceleration (n.)
- 1530s, from Latin accelerationem (nominative acceleratio) "a hastening," noun of action from past participle stem of accelerare "to hasten, quicken" (see accelerate).
雙語(yǔ)例句
- 1. Acceleration is accompanied by a resonating growl from the gearbox.
- 變速箱隨著加速傳來(lái)一陣轟鳴。
來(lái)自柯林斯例句
- 2. The engine delivers instant acceleration whatever the revs.
- 不論轉(zhuǎn)速如何，發(fā)動(dòng)機(jī)都可以立即加速。
來(lái)自柯林斯例句
- 3. an acceleration in the rate of economic growth
- 經(jīng)濟(jì)增長(zhǎng)加速
來(lái)自《權(quán)威詞典》
- 4. Acceleration and velocity are both vectors.
- 加速度和速度都是矢量。
來(lái)自《權(quán)威詞典》
- 5. All spacemen must be able to bear acceleration.
- 所有太空人都應(yīng)能承受加速度.
來(lái)自《簡(jiǎn)明英漢詞典》