Dr. Yixuan Ma, a well-known astrophysicist who has been studyingstudies black holes, said, they"They are the most interesting phenomena we astrophysicists have ever studied."
The text above was approved for publishing by the original author.
받은편지함으로 가서 저희가 보낸 확인 링크를 눌러서 교정본을 받으세요. 더 많은 이메일을 교정받고 싶으시면:
또는