| 单词 | momentum |
| 释义 | momentum n [U] 1 force that increases the rate of development of a process; impetus 动力; 冲力; 势头 The movement to change the union´s constitution is slowly gathering momentum. 修改工会宪章的运动正慢慢加强. 2 (physics 物) quantity of motion of a moving object, measured as its mass multiplied by its velocity 动量 The sledge gained momentum as it ran down the hill. 雪橇从山上下冲时动量越来越大. |
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