2. 外语
  3. A、A satellite in the universe. B、A person in a fairy tale. C、A term in the star sign. D、A supermassive black hole. D新闻中提到，Sagitt

A、A satellite in the universe. B、A person in a fairy tale. C、A term in the star sign. D、A supermassive black hole. D新闻中提到，Sagitt

admin2022-11-28  15
问题
选项 A、A satellite in the universe.
B、A person in a fairy tale.
C、A term in the star sign.
D、A supermassive black hole.
答案D
解析 新闻中提到，Sagittarius A是一个超大质量黑洞。
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大学英语四级

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