| 释义 | 
		impulsion美 [ɪm'pʌlʃən]  英 [ɪm'pʌlʃ(ə)n]  - n.冲动;强烈欲望;理由;缘由
 - 网络冲击;脉冲;刺激
 
 n. push,propulsion,thrust,impetus,momentum 1.  | [c] 冲动;强烈欲望a strong desire to do sth  |  
 2.  | [u] 理由;缘由a reason for doing sth  |  
  | Lack of food and water provided much of the impulsion for their speed. 缺少食物和水促使他们加快了速度。  |  
 n.  | 1. the act of urging or forcing somebody into action, or an instance of this 2. a movement that comes from being pushed or thrust, or the force that creates this movement 3. a sudden desire, inclination, or urge 4. a sudden strong feeling that you must do something 1. the act of urging or forcing somebody into action, or an instance of this 2. a movement that comes from being pushed or thrust, or the force that creates this movement 3. a sudden desire, inclination, or urge 4. a sudden strong feeling that you must do something  |  
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