প্রশ্ন ও উত্তর
Although a few years ago the fundamental fact about the Milky way seemed fairly well --- now even its mass and radius have come into ----?
English Appropriate words 01 Oct, 2020
প্রশ্ন Although a few years ago the fundamental fact about the Milky way seemed fairly well --- now even its mass and radius have come into ----?
সঠিক উত্তর
established , question
মন্তব্য
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