难熔的内含物中的那种矿物质,也被认为是最早形成的太阳星云凝结的物质。
The same minerals that occur in refractory inclusions are believed to be the earliest-formed substances to have condensed out of the solar nebula.
大部分气尘云物质凝聚到太阳星云中心。
太阳依然含有原始太阳星云的大部分物质。
The Sun still contains most of the matter from the initial solar nebula.
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