星体燃烧了核内的氦，吞并了行星或伴星吗？
Did the star ignite helium at the core, swallow a planet, or swallow a companion star?
当核燃烧向外进行到核心周边壳层的新物质时，恒星会膨胀成所谓的红巨星。
As the nuclear burning moves outward to the fresh material in a shell surrounding the core, the star bloats into a so-called red giant.
当核燃烧向外进行到核心周边壳层的新物质时，恒星会膨胀成所谓的红巨星。
As the nuclear burning moves outward to the fresh material in a shell surrounding the core the star bloats into a so-called red giant.
热核反应，通俗地说， 就是原子核燃烧。
Thermonuclear reactions are, quite literally, nuclear burning.
热核反应，通俗地说，就是原子核燃烧。
Thermonuclear reactions are, quite literally, nuclear burning.
热核反应，通俗地说，就是原子核燃烧。
Thermonuclear reactions are, quite literally, nuclear burning.
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