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汉语拼音：zhòng lì

一般指地球表面附近的物体由于地球的吸引而受到的力。同一物体在地球的不同纬度和高度处，所受重力的大小稍有不同，越靠近地球两极和越靠近地面处，物体所受重力越大。

1. 重大的力量。

   《史记·张仪列传》：“以重力相压，犹 乌获 之与婴儿。”

2. 地球对地面物体的引力。也称地心引力或地摄力。从广义言，任何天体使物体向该天体表面降落的力都称重力，如月球重力、火星重力等。

• Anything with strong gravity attracts other things to it.

  任何有较强重力的物体都会对其他物体产生引力。

• Spacecraft which are re-entering the earth's atmosphere are affected by g forces.

  重返大气层的航天器受到重力的作用。

• An apple falls down because of gravity.

  由于重力的关系,苹果往下掉.

• The stone rolled down the mountain by gravity.

  这块石头由于重力作用而滚下山.

• Arrows would continue to fly forward forever in a straight line were it not for gravity, which brings them down to earth.

  要不是重力使箭落向地面，它们将永远以直线往前飞行。

• Anything that is dropped falls towards the centre of the earth because of the pull of gravity.

  物体脱手即向地心方向跌落是由于重力吸引的缘故.

• Oh , but my useless muscles couldn't even cope with a rickshaw. "

  啊啊, 但是我这一双弱腕,怕吃不下一部 黄包车 的重力.

• With variations of gravity the weight rises or falls.

  荷重随着重力的变化而升起或降落.

• Spacecraft re - entering the earth's atmosphere are affected by g forces.

  航天器重返大气层是由于重力的作用.

• Our business , then, is to overcome this action of gravitation.

  所以我们必须战胜重力的作用.

• Obviously the force of gravity Mg is acting vertically downward.

  显然重力的Mg作用垂直向下.

• The particle motion is dominated by inertia and gravity effects.

  粒子的运动是由惯性和重力作用决定的.

• The earth is round because of gravity.

  地球是由于重力而成为球形的.

• The stone rolled down the hill by gravity.

  石头在重力作用下向山下滚去.

• The gravity is measured by nulling the beam.

  重力值是通过使横臂恢复零位而测定的.