• 1. subgiant: 次巨星 | 亚巨星
• 2. subgiant branch: 亚巨星支
• 3. subgiant sequence: 次巨星序

更多释义

• 1.It has become what astronomers call a subgiant, or a star that has exhausted all of its hydrogen fuel in the core and is on its way to becoming a red giant.
  它已经变成了天文学家所谓的‘亚巨星’，也就是说成为已经耗尽了核心中氢燃料的恒星，并且正在变成红巨星。
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