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单词 Triangulum Galaxy
释义
Triangulum Galaxy

Astronomy
  • The galaxy M33 (NGC 598) in Triangulum, a member of the Local Group. It is a type Sc spiral seen nearly face-on, up to 1° wide and of 6th magnitude. It lies 2.8 million l.y. away and has a true diameter of 52 000 l.y.


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