We find that it is traveling in a circle - or very nearly a circl_英语解答

We find that it is traveling in a circle - or very nearly a circle - round the earth, going completely round once a month,
句子中going 做什么成分,round做什么成分,going completely round once a month是什么意思?全句翻译

人气：131 ℃　时间：2020-03-23 21:34:27

解答

We find that it is traveling in a circle - or very nearly a circle - round the earth, going completely round once a month, or, more exactly, once every 27 1/3 days.我们发现月球环绕地球的轨道总是圆周形...