If the satellite has an elliptical orbit the result is a spiral wave a miniature version of the pinwheel pattern of our galaxy.
如果卫星的轨道是椭圆的,就会产生螺旋波,就像是银河系纸风车形状的缩影。
If the satellite has an elliptical orbit, the result is a spiral wave, a miniature version of the pinwheel pattern of our galaxy.
如果卫星的轨道是椭圆的,就会产生螺旋波,就像是银河系纸风车形状的缩影。
A pinwheel-like pattern of high-pressure clouds stretches across the eastern United States on 23 September 2010.
2010年9月23日,一种像风车一样的高压云团横跨美国东部。
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