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momentum [məu'mentəm]    添加到生词本 复制网址
基本释义
  • n. 动力,要素，势头
    【物理】动量，=m(质量)*v(速率)
词形变化
  • 复　数：mo·men·ta or mo·men·tums
常用短语
    1. angular momentum
      角动量
    2. conservation of momentum
      【化】 动量守恒
参考例句
    1. A falling oBject gains momentum as it falls.
      下落的物体落下时动量增加。
    2. Our campaign is gaining momentum.
      我们的运动在发展壮大。
    3. The movement was gaining momentum.
      这运动势头越来越大。
    4. an irreversible momentum toward open revolution.
      朝向公开革命不可逆转的势头
    5. The tremendous momentum of the Yellow River is inspiring.
      黄河的磅礴气势使人振奋。
英英解释

  • 　2个名词解释

    1. an impelling force or strength
      [同] impulse, momentum
      [例]
      • the car's momentum carried it off the road
    2. the product of a body's mass and its velocity
      [例]
      • the momentum of the particles was deduced from meteoritic velocities