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                rotation的音标:rotation的英式发音音标为:[rəʊ'teɪʃn]rotation的美式发音音标为:[roʊ'teɪʃn]... 
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                the diurnal rotation of the earth地球的周日自转The crankshaft makes three rotations for each rotation of the rotor.转子每转一周,曲轴转3周.Rotation of arrogate to oneself leases a building, what responsibility should assume?擅自转租房屋, 应承担什么责... 
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                the diurnal rotation of the earth地球的周日自转the daily rotation of the earth on its axis地球每天的自转Crop rotation helps prevent soil erosion.农作物轮作有助于防止水土流失.... 
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                n.旋转,转动,轮流,循环,[农]轮作,[天]自转...