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first law of motion

/ˈfɜːrst lɔː əv ˈməʊʃən/

翻译: 物理学的基本定律,指物体在不受外力作用时保持静止或匀速直线运动状态。又称牛顿第一定律。

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phrase

/ˈfɜːrst lɔː əv ˈməʊʃən/C1formalscientific
  • zh物理学的基本定律,指物体在不受外力作用时保持静止或匀速直线运动状态。又称牛顿第一定律。

A fundamental principle of physics stating that an object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced external force.

  1. Newton's First Law of MotionB2formal

    A physical law stating that an object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced external force.

    zh牛顿第一运动定律

    • According to the first law of motion, a book on a table will not move unless someone pushes it.
    • The first law of motion explains why a hockey puck slides across the ice until friction stops it.
    • In space, a rocket continues moving in a straight line due to the first law of motion.