【概括大意】Take the case of Eta Carinae, one of the most explosive stars in the universe. This star produces ultraviolet laser rays(紫外线) and it will destroy itself in a few million years’ time. It is five times brighter than the sun and when it explodes i

【概括大意】Take the case of Eta Carinae, one of the most explosive stars in the universe. This star produces ultraviolet laser rays(紫外线) and it will destroy itself in a few million years’ time. It is five times brighter than the sun and when it explodes it is going to be a sight worth waiting for!
The main idea of this paragraph is__________.

A.Power of the telescope

B.Details of Eta Carinae

C.Invention of a time machine

D.Biggest telescope

正确答案是B