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The annual revolution of the earth round the sun causes the revolution of the seasons.
地球每年绕太阳公转一次形成四季循环。
youdao
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A revolution is the journey of the earth around the sun.
公转是地球围绕着太阳转的旅程。
youdao
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A revolution is the journey of the earth around the sun.
公转是地球围绕着太阳转的旅程。
youdao