Disks have also been observed around many young stars; astronomers often call them protoplanetary disks because they appear to be similar to the one that must have formed our own solar system.
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许多年轻恒星的周遭也可发现圆盘的踪影;天文学家通常称它们为原生行星盘,因它们看来与太阳系所赖以成形的那个圆盘类似。
单词 Disks have also been observed around many young stars; astronomers often call them protoplanetary disks because they appear to be similar to the one that must have formed our own solar system. 的词典定义。@海词词典-最好的学习型词典
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