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- motion of earth rs pole 地极移动
- A small periodic motion of the celestial pole of Earth with respect to the pole of the ecliptic. 章动地球天极就黄道极而言的小的周期性转动
- The apparent displacement of the position of a celestial body in the direction of motion of an observer on Earth, caused by the motion of Earth and the finite velocity of light. 光行差由于地球的运动和光的有限速度，而引起的天体位置在地球上观察者在运动方向上的明显移位
- The challenge is then to reconstruct the original signal by compensating for the Doppler drift caused by the relative motion of Earth and the originating planet. 这时候，挑战就在于通过运算抵消地球和信号来源相对运动引起的多普勒频移从而重建原始的信号。
- Most of the earth rs surface is covered by water. 大部分的地球表面被水覆盖着。
- The machine cast up a big heap of earth. 机器卷起了一大堆泥土。
- The eternal motion of the stars fascinated him. 星体永恒的运行使他著迷。
- A short, irregular motion of waves. 碎浪波浪短而不规则地运动
- The bulldozer leveled the mound of earth. 推土机把土堆铲平。
- The farmer examined a handful of earth. 那个农夫察看了一把泥土。
- The sun appears to rise and set because of the earth rs rotation. 因为地球在自转，看上去就有了日出和日落。
- His first shot, which fell short, sent up a spurt of earth. 他的第一枪没打中，扬起一股尘土。
- A low mound or ridge of earth; a knoll. 小丘低土丘或圆岗; 小丘
- We learned about the complex motion of the moon. 我们弄清楚了月球的复杂运动。
- The natural motion of heavenly objects is circular. 天上的物体的自然运动是圆周运动。
- The motion of the particle is retrograde. 质点运动是衰减的。
- motion of earth pole 极移
- She gave to the motion of the horse. 她顺应马身的动作。
- The motion of matter always assumes certain forms. 物质的运动总是表现为一定的形式。
- Earth quakes can result from stresses in the earth rs crust. 地壳内的应力可能引起地震。
