This happens because of changes in the density of the gaseous matter in the usually low-density space between star systems.
这是因为在恒星系统之间,气体密度的变化通常发生在低密度的空间内。
单词 | gaseous, matter |
例句 |
原声例句
VOA慢速英语_科技 This happens because of changes in the density of the gaseous matter in the usually low-density space between star systems. 这是因为在恒星系统之间,气体密度的变化通常发生在低密度的空间内。 |
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