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来源:雅诚德英语网
A very massive object - such as a galaxy cluster - can bend and magnify light from galaxies behind it.
一个超级天体(比如星系团)可以弯曲并放大来自它后面星系的光线。
A very massive object - such as a galaxy cluster - can bend and magnify light from galaxies behind it.
一个超级天体(比如星系团)可以弯曲并放大来自它后面星系的光线。