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.
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.
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