词汇 | acceleration |
词根词缀 | 词源: 1530s, from L. accelerationem (nom. acceleratio) "a hastening," from accelerare (see accelerate). 词根记忆: 加速[celer=quick,speed,表示"快,速"] 词根词缀: acceleration acceleration加速 celer=quick,speed,表示”快,速”celerity迅速,敏捷(celer+ity=快的性质=迅速) accelerate加速器acceleration加速decelerate减速deceleation减速度 |
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