impulses

英 [ˈɪmpʌlsɪz]

美 [ˈɪmpəlsɪz]

n.  冲动; 心血来潮; 一时的念头; 脉冲; 冲击; 冲量; 推动力; 刺激
impulse的复数

柯林斯词典

• N-VAR 冲动;一时兴起的念头
  Animpulseis a sudden desire to do something.
  1. Unable to resist the impulse, he glanced at the sea again...
     他抑制不住冲动,又向海面瞥了一眼。
  2. He still couldn't understand the impulse that had made him confide in Cassandra...
     他仍然难以理解是什么样的冲动使他向卡桑德拉吐露了秘密。
  3. Wade resisted an impulse to smile.
     韦德强忍住想笑的冲动。
• 脉冲
  Animpulseis a short electrical signal that is sent along a wire or nerve or through the air, usually as one of a series.
• ADJ 一时兴起的;随兴的
  Animpulsebuy orimpulsepurchase is something that you decide to buy when you see it, although you had not planned to buy it.
  1. The curtains were an impulse buy.
     窗帘是一时兴起买下的。
• PHRASE 凭冲动;一时兴起
  If you do somethingon impulse, you suddenly decide to do it, without planning it.
  1. Sean's a fast thinker, and he acts on impulse...
     肖恩是个思维敏捷、行事随兴的人。
  2. After lunch she decided on impulse to take a bath.
     午饭后她突然兴起,决定洗个澡。

双语例句

• The majority of the sensory or, afferent impulses from muscle do not reach the level of consciousness.
  来自肌肉的绝大部分感觉或传入神经冲动不会由人所意识到。
• Research has shown that it speeds the transmission of nerve impulses, increases endurance, and strengthens conditioned reflexes.
  研究表明，它加速神经刺激的传播，增强耐力，增强条件反射。
• In the course of time positive and negative acceleration impulses tend to cancel one another.
  在长时间中，正向和反向加速度冲击有互相抵消的趋势。
• No personal impulses can be felt in it; not a stroke has any verve.
  既见不到他个人的情感，也看不出有哪一笔下得生动有力。
• I evaluate all this and start sending out impulses to step up production of gastric juices and saliva.
  我核计了这一切，开始传出搏动以加快生产胃液和唾液。
• You are inclined to act on some of the wilder impulses and desires you feel from time to time.
  你可能依靠自己的冲动和一直以来的欲望行事。
• The efferent fibers carry impulses from the central nervous system to the effector organs commanded by these centers.
  传出纤维把中枢神经系统的冲动传到中枢所管辖的效应器。这种有中枢神经系统参与的情况，称为中枢敏感化。
• The problem is to keep these impulses, without making war the outlet for them.
  问题是要控制这些冲动，不要使他们把战争做为他们的出路。
• Whether we are awake or dreaming interpret nerve impulses and posit causes for them according to their own needs.
  我们是否清醒，或者在做梦，解释了神经冲动，并且假定了，他们的原因，根据他们自己的需要。
• Some are modified to transmit electric impulses.
  有些作了调整以传输电脉冲。